{"title":"MerCruiser 4-Stroke 198HP Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px;border:1px solid #e5e7eb;border-radius:8px;max-width:980px;\"\u003e\n  \u003cp\u003eThis page is for MerCruiser 4-Stroke 198HP outboard engines and helps you find compatible parts and service information. Below you’ll find maintenance tips, common replacement parts, and troubleshooting guidance. You can also browse the main MerCruiser collection for a wider selection. Scroll down to the bottom of this page to start browsing parts for this engine, and remember that on the collection page you can use the Filter \u0026amp; Sort controls to narrow results by horsepower, year range, and part category.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\" style=\"display:inline-block;margin-top:8px;padding:10px 14px;background:#0ea5e9;color:#fff;text-decoration:none;border-radius:6px;\"\u003eBrowse All MerCruiser Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"max-width:980px;padding:16px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 198HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the serial\/nameplate: on outboards it’s typically on the transom\/swivel bracket; on MerCruiser sterndrive packages it may be on the engine’s flame arrestor cover, the starboard side of the block, the transom assembly, and on the drive unit (Alpha\/Bravo).\u003c\/li\u003e\n    \u003cli\u003eModel\/serial details: note the full serial number and any suffix letters. Suffixes often indicate shaft length (L\/XL), control\/steering type, and production year or revision.\u003c\/li\u003e\n    \u003cli\u003e4‑Stroke clues: presence of an oil fill cap\/dipstick and EFI labeling. Near‑200 HP MerCruiser packages are commonly V6 EFI; confirm whether your setup is an outboard or a sterndrive (Alpha\/Bravo) before ordering parts.\u003c\/li\u003e\n    \u003cli\u003eRecord gear ratio and drive family (if sterndrive): Alpha One Gen II vs Bravo drives use different water pump and gearcase components.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"max-width:980px;padding:16px;\"\u003e\n  \u003ch2\u003eEngine Overview\u003c\/h2\u003e\n  \u003ch3\u003eV6 EFI 4‑Stroke (≈198–200 HP class)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eV6, EFI 4‑Stroke marine engine commonly fitted as a MerCruiser sterndrive package near the 200 HP mark.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eExamples include near‑200 HP V6 MerCruiser packages (e.g., 4.3L or 4.5L V6 EFI in the ~190–200 HP range). Verify serial numbers to ensure exact parts match.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eGood mid‑range torque, smooth EFI operation, strong reliability when serviced on schedule.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eWater pump\/gearcase parts differ between Alpha and Bravo drives. Use serial numbers and drive family to confirm impellers, anodes, seals, and prop hardware.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"service-kits\" style=\"max-width:980px;padding:16px;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for 4‑Stroke marine engines; always follow the official service manual for your exact MerCruiser model and environment (fresh vs saltwater).\u003c\/p\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eEngine Oil + Filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eWarm engine before draining; replace crush washers as needed.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-oil-filters\"\u003eMerCruiser Oil Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eGear Oil (Drive Unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eCheck for water intrusion; replace seals if milky oil appears.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/lower-unit-seal-kits\"\u003eLower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eSpark Plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eInspect 100 hours; replace 300 hours or as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eGap to spec; replace sooner if fouled or corroded.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark plug\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eFuel Filter \/ Water Separator\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eDrain water, replace elements; ethanol fuel may require shorter intervals.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-fuel-filters\"\u003eMerCruiser Fuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eWater Pump Impeller\/Kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eEvery 2–3 seasons (annually in heavy use\/saltwater)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eEssential for cooling; replace housing and key as needed.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-impellers\"\u003eMerCruiser Impellers\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eAnodes (Corrosion Protection)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eInspect every 50 hours; replace when 50% depleted\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eUse zinc (salt), aluminum (salt\/brackish), or magnesium (fresh) as appropriate.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-anodes\"\u003eMerCruiser Anodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eSerpentine\/Drive Belt\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eInspect 100 hours; replace ~300 hours or on condition\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eReplace if cracked, glazed, or noisy; tensioner wear can accelerate belt wear.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/belt\"\u003eBelt\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePropeller \u0026amp; Hub Inspection\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEach 100 hours or if vibration occurs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eRemove debris, check for bent blades and worn hub; verify correct pitch.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-propellers\"\u003eMerCruiser Propellers\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"common-parts\" style=\"max-width:980px;padding:16px;\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-service-maintenance-kits\"\u003eMerCruiser Service \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-impellers\"\u003eMerCruiser Impellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-fuel-filters\"\u003eMerCruiser Fuel Filters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Charging: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-alternators\"\u003eMerCruiser Alternators\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-anodes\"\u003eMerCruiser Anodes\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGaskets \u0026amp; Seals: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-gaskets\"\u003eMerCruiser Gaskets\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eProps \u0026amp; Performance: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-propellers\"\u003eMerCruiser Propellers\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"max-width:980px;padding:16px;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb;padding:8px;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eHigh temperature \/ overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eInspect seawater intake for blockage; check impeller condition and thermostat operation.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eWater pump impeller kit, intake screens, thermostat, anodes (for block passages)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eReplace fuel filter\/water separator; verify clean fuel; inspect prop for damage\/slip.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eFuel filter, fuel pump, spark plugs, propeller\/hub, intake gaskets\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eCheck battery condition, plug gap, stale fuel, and vacuum leaks.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eSpark plugs, fuel filter, hoses, gaskets, alternator\/charging components\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eDrain and inspect gear oil; check for water intrusion and seal\/bearing wear.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #f3f4f6;\"\u003eLower unit seal kit, bearings, thrust washers, gear lube\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eTrim won’t raise\/hold\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eVerify battery voltage, fluid level, and listen for pump motor operation.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eTrim motor\/pump assembly, relays, wiring\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"faq\" style=\"max-width:980px;padding:16px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between different years or platforms?\u003c\/summary\u003e\n    \u003cp\u003eOften not. Near‑200 HP MerCruiser packages can differ by drive family (Alpha vs Bravo), gear ratio, and year revisions. Use the full engine and drive serial numbers to confirm compatibility before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should the impeller be replaced?\u003c\/summary\u003e\n    \u003cp\u003eAs a rule of thumb, replace the seawater pump impeller every 2–3 seasons, or annually in sandy\/saltwater use or when any overheat\/flow concerns appear.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should gear oil be changed?\u003c\/summary\u003e\n    \u003cp\u003eChange the drive gear oil every 100 hours or annually. If you find milky oil or metal debris, service the seals and inspect internal components before the next outing.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information do you need to confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eProvide engine and drive serial numbers, horsepower, approximate year, and the drive family (Alpha\/Bravo). Photos of the nameplate and the part you’re replacing also help prevent mismatches.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"max-width:980px;padding:16px;border-top:1px solid #e5e7eb;\"\u003e\n  \u003cp\u003eReady to find the right components? Browse the main MerCruiser collection and use Filter \u0026amp; Sort to narrow by horsepower, year, and model.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\" style=\"display:inline-block;margin:8px 0;padding:10px 14px;background:#0ea5e9;color:#fff;text-decoration:none;border-radius:6px;\"\u003eShop MerCruiser Parts\u003c\/a\u003e\n  \u003cp style=\"font-size:0.95em;color:#374151;\"\u003eIf you’re unsure about your model, send us a photo of the nameplate and the part you need and we’ll help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"fuel-pump-mounting-gasket-fits-mercury-mercruiser-305-350-v8-engines-replaces-27-34898","title":"Fuel Pump Mounting Gasket – Fits Mercury\/MerCruiser 305\/350 V8 Engines (Replaces 27-34898)","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003eFuel Pump Mounting Gasket\u003c\/strong\u003e provides a reliable seal between the fuel pump and engine block. It is designed for a wide range of Mercury\/MerCruiser V6 and V8 engines (305, 350, 377, and 383 cubic inch models) manufactured between 1963 and 2002, ensuring proper fuel system function and preventing leaks.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct replacement for Mercury\/Quicksilver 27-34898, Sierra 18-0876, and GLM 32750, offering a precise fit and OEM-equivalent performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstalls between the fuel pump and the engine block.\u003c\/li\u003e\n\u003cli\u003eEngineered from durable paper\/composite gasket material for gasoline applications.\u003c\/li\u003e\n\u003cli\u003eCreates a secure seal to prevent fuel and oil leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Quicksilver\u003c\/td\u003e\n        \u003ctd\u003e27-34898\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-0876\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eGLM\u003c\/td\u003e\n        \u003ctd\u003e32750\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cp\u003eThis gasket fits numerous MerCruiser sterndrive and inboard engines. Please verify your specific model and year to ensure compatibility.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e190 GM 283 V-8\u003c\/td\u003e\n\u003ctd\u003e190\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1963–1964\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e225 GM 327 V-8\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1963–1969\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e250 GM 327 V-8\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1968–1969\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e270 GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e270\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1969–1972\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e198 MIE (2 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e198\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e228 (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e228\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977–1982\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e250 (2 BBL.) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e260 (4 BBL.) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1978–1987\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e230 (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1981–1987\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e5.0L (2 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e5.0L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1995\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e5.7L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1997\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e350 MAG ALPHA\/BRAVO\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–1997\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e5.0L MPI ALPHA\/BRAVO\u003c\/td\u003e\n\u003ctd\u003e5.0L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eUp to 2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L CARB ALPHA\/BRAVO\u003c\/td\u003e\n\u003ctd\u003e5.7L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eUp to 2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L EFI (TBI) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e5.7L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995–1997\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e350 MAG MPI ALPHA\/BRAVO\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eUp to 2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e377 MAG MPI BRAVO\u003c\/td\u003e\n\u003ctd\u003e377\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eUp to 2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eMX 6.2L MPI BRAVO\u003c\/td\u003e\n\u003ctd\u003e6.2L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eUp to 2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e280 TRS GM 350 V-8 (SKI)\u003c\/td\u003e\n\u003ctd\u003e280\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1975–1976\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e300 TEMPEST GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985–1986\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e350 MAG (SKI) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1991–1997\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e350 MAG MPI SKI\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995–2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L COMPETITION SKI GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e5.7L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1987–1997\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eBLACK SCORPION 350 MAG SKI\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1996–2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eBLACK SCORPION MX 6.2L\u003c\/td\u003e\n\u003ctd\u003e6.2L\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eSCORPION 377\u003c\/td\u003e\n\u003ctd\u003e377\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eUp to 2002\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e383 MAG STROKER\u003c\/td\u003e\n\u003ctd\u003e383\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e27-34898\u003c\/td\u003e\n\u003ctd\u003eGen+ Crate Engine\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eFuel Pump Mounting Gasket\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eBetween fuel pump and engine block\u003c\/dd\u003e\n  \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eGasoline\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003ePaper\/composite gasket material\u003c\/dd\u003e\n  \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003e7.13 × 6.0 × 0.13 inches\u003c\/dd\u003e\n  \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e0.009 kg (0.02 lb)\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x Fuel Pump Mounting Gasket (27-34898)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and relieve any pressure from the fuel system.\u003c\/li\u003e\n  \u003cli\u003eCarefully disconnect the fuel inlet and outlet lines from the fuel pump.\u003c\/li\u003e\n  \u003cli\u003eRemove the fuel pump mounting bolts and detach the pump from the engine block.\u003c\/li\u003e\n  \u003cli\u003eRemove the old gasket and thoroughly clean both mating surfaces to remove any residue or debris.\u003c\/li\u003e\n  \u003cli\u003ePosition the new gasket on the engine block, aligning it with the bolt holes.\u003c\/li\u003e\n  \u003cli\u003eMount the new fuel pump and tighten the bolts to the manufacturer's recommended torque specifications.\u003c\/li\u003e\n  \u003cli\u003eReconnect the fuel lines securely.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery, start the engine, and carefully check for any fuel leaks around the gasket and fittings.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if my fuel pump gasket is failing?\u003c\/summary\u003e\n  \u003cp\u003eSigns of a failing gasket include visible fuel or oil leaks around the fuel pump mounting area, a strong smell of gasoline, poor engine performance, hesitation, or stalling. A visual inspection is the best way to confirm a leak.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this gasket compatible with ethanol-blended fuels?\u003c\/summary\u003e\n  \u003cp\u003eYes, this gasket is made from modern composite materials designed to be resistant to standard ethanol-blended gasoline (up to E10). For higher concentrations, always consult your engine manufacturer's recommendations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDo I need to use a sealant with this gasket?\u003c\/summary\u003e\n  \u003cp\u003eGenerally, this type of gasket is designed to be installed dry. Applying sealant can sometimes cause the gasket to slip or squeeze out, leading to leaks. Always follow the installation guidelines in your engine's service manual.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this fit a V6 MerCruiser engine?\u003c\/summary\u003e\n  \u003cp\u003eYes, this gasket fits a wide range of V6 and V8 MerCruiser engines. Please refer to the detailed compatibility table to ensure it matches your specific engine model and year.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the recommended replacement interval?\u003c\/summary\u003e\n  \u003cp\u003eThere is no specific replacement interval for this gasket. It should be replaced whenever the fuel pump is removed or if a leak is detected.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n    \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n    \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n    \u003csummary\u003eShipping speed \u0026amp; cost?\u003c\/summary\u003e\n    \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n    \u003csummary\u003eWarranty \u0026amp; returns?\u003c\/summary\u003e\n    \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify images\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50590213308731,"sku":"27-34898","price":11.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/27-34898_5cbfc69e-e8e2-4175-b59a-1081f3ade813.jpg?v=1758080281"},{"product_id":"mercury-marine-exhaust-elbow-gasket-fits-mercruiser-v8-engines-replaces-27-48042","title":"Mercury Marine Exhaust Elbow Gasket – Fits MerCruiser V8 Engines (Replaces 27-48042)","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis is a high-quality aftermarket \u003cstrong\u003eMercury Marine Exhaust Elbow Gasket\u003c\/strong\u003e designed for the exhaust elbow-to-manifold connection on a wide range of MerCruiser GM V8 engines, including 305, 327, 350, 427, 454, and 482 CID models from 1968 to 1986. It provides a reliable seal for raw water cooled (RWC) systems.\u003c\/p\u003e\n\u003cp\u003eThis part directly replaces Mercury Marine 27-48042, Sierra Marine 18-0885, and Barr Marine MC47-27-48042, ensuring broad compatibility for maintenance and repairs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInstallation Type: Bolt-on with a rectangular pattern.\u003c\/li\u003e\n  \u003cli\u003eEngine Application: Designed for select MerCruiser GM V8 gasoline engines.\u003c\/li\u003e\n  \u003cli\u003eCooling System: Compatible with Raw Water Cooled (RWC) systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Cross-Reference\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Marine\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra Marine\u003c\/td\u003e\n        \u003ctd\u003e18-0885\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eBarr Marine\u003c\/td\u003e\n        \u003ctd\u003eMC47-27-48042\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model and year in the table below to ensure accurate fitment.\u003c\/p\u003e\n\u003cp\u003eThis gasket fits a variety of V8 engines under the Mercury MerCruiser brand. Please check your model and serial number against the listed ranges.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Compatible MerCruiser Engine Models\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eEngine\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e198 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 305 V8\u003c\/td\u003e\n        \u003ctd\u003e198\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4776402–4931099\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e225\u003c\/td\u003e\n        \u003ctd\u003eGM 327 V8\u003c\/td\u003e\n        \u003ctd\u003e225\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1968–1969\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2399398–2694014\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e225 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 327 V8\u003c\/td\u003e\n        \u003ctd\u003e225\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1968–1969\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2399398–2694014\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e228\u003c\/td\u003e\n        \u003ctd\u003eGM 305 V8\u003c\/td\u003e\n        \u003ctd\u003e228\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977–1982\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4765100–6218461\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e228 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 305 V8\u003c\/td\u003e\n        \u003ctd\u003e228\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977–1980\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4765100–5907057\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e228 TR\u003c\/td\u003e\n        \u003ctd\u003eGM 305 V8\u003c\/td\u003e\n        \u003ctd\u003e228\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4765100–4888929\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e250\u003c\/td\u003e\n        \u003ctd\u003eGM 327 V8\u003c\/td\u003e\n        \u003ctd\u003e250\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1968–1969\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2314301–2639854\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e250\u003c\/td\u003e\n        \u003ctd\u003eGM 350 V8\u003c\/td\u003e\n        \u003ctd\u003e250\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4768000–4908849\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e250 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 327 V8\u003c\/td\u003e\n        \u003ctd\u003e250\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1968–1969\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2314301–2639854\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e255\u003c\/td\u003e\n        \u003ctd\u003eGM 350 V8\u003c\/td\u003e\n        \u003ctd\u003e255\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1975–1976\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4175500–4499060\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e255 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 350 V8\u003c\/td\u003e\n        \u003ctd\u003e255\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1975–1976\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4175500–4499060\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e270\u003c\/td\u003e\n        \u003ctd\u003eGM 350 V8\u003c\/td\u003e\n        \u003ctd\u003e270\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1969–1972\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2851074–3385720\u003c\/td\u003e\n      \u003c\/tr\u003e\n        \u003ctr\u003e\n        \u003ctd\u003e270 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 350 V8\u003c\/td\u003e\n        \u003ctd\u003e270\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1969–1972\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2851074–3077735\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e280 TRS\u003c\/td\u003e\n        \u003ctd\u003eGM 350 V8\u003c\/td\u003e\n        \u003ctd\u003e280\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1975–1976\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4176250–4770199\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e300 TEMPEST\u003c\/td\u003e\n        \u003ctd\u003eGM 350 V8\u003c\/td\u003e\n        \u003ctd\u003e300\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1985–1986\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 6668677–0B430367\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e325\u003c\/td\u003e\n        \u003ctd\u003eGM 427 V8\u003c\/td\u003e\n        \u003ctd\u003e325\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1968–1974\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2313965–3780449\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e325 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 427 V8\u003c\/td\u003e\n        \u003ctd\u003e325\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1968–1974\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2313965–3780449\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e330\u003c\/td\u003e\n        \u003ctd\u003eGM 454 V8\u003c\/td\u003e\n        \u003ctd\u003e330\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977–1981\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4623115–6083144\u003c\/td\u003e\n      \u003c\/tr\u003e\n\u003ctr\u003e\n        \u003ctd\u003e330 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 454 V8\u003c\/td\u003e\n        \u003ctd\u003e330\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977–1981\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4623115–6083144\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e350 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 454 V8\u003c\/td\u003e\n        \u003ctd\u003e350\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1974–1976\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 3780450–4623109\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e370 TRS\u003c\/td\u003e\n        \u003ctd\u003eGM 454 V8\u003c\/td\u003e\n        \u003ctd\u003e370\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1978–1985\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4179554–6721527\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e390\u003c\/td\u003e\n        \u003ctd\u003eGM 482 V8\u003c\/td\u003e\n        \u003ctd\u003e390\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1969–1970\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2781129–2825059\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e390 MIE\u003c\/td\u003e\n        \u003ctd\u003eGM 482 V8\u003c\/td\u003e\n        \u003ctd\u003e390\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1969–1970\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 2781129–2825059\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e400 TRS\u003c\/td\u003e\n        \u003ctd\u003eGM 454 V8\u003c\/td\u003e\n        \u003ctd\u003e400\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1980–1986\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4179554–0B457644\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e440 TRS\u003c\/td\u003e\n        \u003ctd\u003eGM 454 V8\u003c\/td\u003e\n        \u003ctd\u003e440\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1983–1986\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4179554–0B485220\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e460 TRS\u003c\/td\u003e\n        \u003ctd\u003eGM 482 V8\u003c\/td\u003e\n        \u003ctd\u003e460\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1983–1986\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4179554–6181046\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e898\u003c\/td\u003e\n        \u003ctd\u003eGM 305 V8\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977–1982\u003c\/td\u003e\n        \u003ctd\u003e27-48042\u003c\/td\u003e\n        \u003ctd\u003eSerial Range: 4762210–6218461\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eExhaust Elbow Gasket\u003c\/dd\u003e\n  \u003cdt\u003eConnection\u003c\/dt\u003e\n\u003cdd\u003eExhaust Elbow to Manifold\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eRaw Water Cooled (RWC) systems\u003c\/dd\u003e\n  \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eGasoline\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eComposite\u003c\/dd\u003e\n  \u003cdt\u003eBolt Pattern\u003c\/dt\u003e\n\u003cdd\u003eRectangular\u003c\/dd\u003e\n  \u003cdt\u003eBolt Centers\u003c\/dt\u003e\n\u003cdd\u003e2-3\/4\" x 4-1\/2\"\u003c\/dd\u003e\n  \u003cdt\u003eProduct Dimensions\u003c\/dt\u003e\n\u003cdd\u003e6.0\" H x 11.25\" W x 1.25\" L\u003c\/dd\u003e\n  \u003cdt\u003eOEM Reference\u003c\/dt\u003e\n\u003cdd\u003eMercury Marine 27-48042\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cp\u003ePackage contents may vary based on the brand selected:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Exhaust Elbow Gasket (Mercury OEM equivalent)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e2 x\u003c\/span\u003e Exhaust Elbow Gaskets (Barr Marine equivalent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eEnsure the engine is completely cool before beginning work.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the battery to prevent accidental starting.\u003c\/li\u003e\n  \u003cli\u003eDrain the engine block and exhaust manifold of water.\u003c\/li\u003e\n  \u003cli\u003eCarefully remove the exhaust hose connected to the elbow.\u003c\/li\u003e\n  \u003cli\u003eUnbolt and remove the exhaust elbow from the manifold. Note the orientation of the bolts.\u003c\/li\u003e\n  \u003cli\u003eThoroughly clean both mating surfaces of the manifold and elbow, removing all old gasket material and corrosion.\u003c\/li\u003e\n  \u003cli\u003ePlace the new gasket onto the manifold, aligning the bolt holes. Do not use any sealant unless specified by the engine manufacturer.\u003c\/li\u003e\n  \u003cli\u003eReinstall the exhaust elbow and tighten the bolts to the manufacturer's recommended torque specifications and sequence.\u003c\/li\u003e\n  \u003cli\u003eReconnect the exhaust hose and any other disconnected components.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery, refill the cooling system, and check for leaks after starting the engine.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if this gasket will fit my MerCruiser engine?\u003c\/summary\u003e\n  \u003cp\u003eThe best way is to verify your engine model and serial number against the compatibility table provided on this page. This gasket is designed for specific MerCruiser GM V8 engines from 1968–1986. Always cross-reference the OEM part number (27-48042) with your service manual.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the signs of a bad exhaust elbow gasket?\u003c\/summary\u003e\n  \u003cp\u003eCommon symptoms include water leaking externally from the joint between the elbow and manifold, steam or water in the engine bay, engine overheating, or in severe cases, water intrusion into the engine cylinders (hydrolock). Visual inspection for rust streaks or water drips around the gasket area is a key indicator.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this gasket for raw water or freshwater cooled systems?\u003c\/summary\u003e\n  \u003cp\u003eThis gasket is specified for use in Raw Water Cooled (RWC) systems, where seawater or lake water circulates directly through the engine and exhaust components.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should this gasket be replaced?\u003c\/summary\u003e\n  \u003cp\u003eReplacement interval depends on usage and environment (saltwater vs. freshwater). It's typically recommended to inspect exhaust components annually and replace gaskets whenever the exhaust elbow or manifold is removed for service or inspection, or every 3-5 years as preventative maintenance in saltwater environments.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I reuse my old bolts when installing the new gasket?\u003c\/summary\u003e\n  \u003cp\u003eIt is strongly recommended to use new bolts, especially if the old ones show any signs of corrosion, rust, or thread damage. Corroded bolts may not torque correctly, leading to a poor seal and potential leaks.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eThe package from one brand has two gaskets, but I only need one. Why?\u003c\/summary\u003e\n  \u003cp\u003eSome V8 engines require two exhaust elbows, one for each cylinder bank. Aftermarket brands like Barr Marine often package gaskets in pairs for convenience, allowing you to service both sides of the engine at once.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n  \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eShipping speed \u0026amp; cost?\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWarranty \u0026amp; returns?\u003c\/summary\u003e\n  \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify images and specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50590214455611,"sku":"27-48042","price":11.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/27-48042_43368427-1009-4d71-9fe9-bc5590624fcf.jpg?v=1758080300"},{"product_id":"drain-plug-gasket-fits-mercury-mercruiser-engines-replaces-27-49955-8m0077608","title":"Drain Plug Gasket – Fits Mercury\/Mercruiser Engines (Replaces 27-49955\/8M0077608)","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis is an aftermarket \u003cstrong\u003eDrain Plug Gasket\u003c\/strong\u003e for a wide range of Mercury and Mercruiser engines from 120HP to 700HP, spanning multiple decades of production. It is designed for use on oil pans, gear cases, and similar drain plug applications, ensuring a secure seal to prevent leaks.\u003c\/p\u003e\n\u003cp\u003eThis part provides a direct replacement for Mercury\/Quicksilver 27-49955\/8M0077608, Sierra 18-0905, and Generic 584-150.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstalls on oil pan, gear case, and other drain plugs\u003c\/li\u003e\n\u003cli\u003eEngineered for marine engine environments\u003c\/li\u003e\n\u003cli\u003ePrevents oil and gear lube leaks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003cth\u003eSuperseded By\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e27-49955\u003c\/td\u003e\n        \u003ctd\u003e8M0077608\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eQuicksilver\u003c\/td\u003e\n        \u003ctd\u003e27-49955\u003c\/td\u003e\n        \u003ctd\u003e8M0077608\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-0905\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n       \u003ctr\u003e\n        \u003ctd\u003eGeneric\u003c\/td\u003e\n        \u003ctd\u003e584-150\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cp\u003eThis gasket has extremely broad compatibility across nearly all Mercruiser engines, as well as select Mercury models. The following is a condensed list of major compatible engine families.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e120 GM 153 I\/L4\u003c\/td\u003e\n        \u003ctd\u003e120\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1964–1986\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eAll serial ranges\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e140 GM 181 I\/L4\u003c\/td\u003e\n        \u003ctd\u003e140\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1968–1986\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eAll serial ranges\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e2.5L GM 153 I\/L4\u003c\/td\u003e\n        \u003ctd\u003e120\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1987–1989\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e3.0L GM 181 I\/L4\u003c\/td\u003e\n        \u003ctd\u003e130-140\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1987–Present\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eAll serial ranges\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e160-165 GM 250 I\/L6\u003c\/td\u003e\n        \u003ctd\u003e160-165\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1967–1981\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eAll serial ranges\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e200 GM 292 I\/L6\u003c\/td\u003e\n        \u003ctd\u003e200\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1969\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003eV6 Models (175, 185, 205, 262 MAG)\u003c\/td\u003e\n        \u003ctd\u003e175-205\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1983–1997\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eIncludes 4.3L models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003eV8 Models (198-898)\u003c\/td\u003e\n        \u003ctd\u003e198-898\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1977–1987\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eIncludes 305, 350, 454 variants\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e5.0L\/5.7L\u003c\/td\u003e\n        \u003ctd\u003e220-330\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1988–Present\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eMultiple serial ranges\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e7.4L\/8.1L\u003c\/td\u003e\n        \u003ctd\u003e310-425\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1988–Present\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eMultiple models and configurations\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e496 MAG Models\u003c\/td\u003e\n        \u003ctd\u003e375-425\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1999–Present\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eBase and H.O. models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e500\/525\/565\/600\/662\/700 Models\u003c\/td\u003e\n        \u003ctd\u003e500-700\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1990–Present\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003eEFI, SC and SCi variants\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003eBlack Scorpion \/ MX 6.2L\u003c\/td\u003e\n        \u003ctd\u003e320-425\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1996–2002\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e8.2L V8 Models\u003c\/td\u003e\n        \u003ctd\u003e380-430\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1993–2000\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eVazer 100\u003c\/td\u003e\n        \u003ctd\u003e100\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e27-49955\/8M0077608\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eDrain Plug Gasket\u003c\/dd\u003e\n\u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eMarine engine oil\/gear drain plugs\u003c\/dd\u003e\n\u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eCopper\u003c\/dd\u003e\n\u003cdt\u003eShape\u003c\/dt\u003e\n\u003cdd\u003eRound\/Washer\u003c\/dd\u003e\n\u003cdt\u003eProduct Dimensions\u003c\/dt\u003e\n\u003cdd\u003e4.0 x 5.13 x 0.25 inches\u003c\/dd\u003e\n\u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e1 lb (0.45 kg)\u003c\/dd\u003e\n\u003cdt\u003ePackage Quantity\u003c\/dt\u003e\n\u003cdd\u003e1\u003c\/dd\u003e\n\u003cdt\u003eOEM Manufacturer\u003c\/dt\u003e\n\u003cdd\u003eQuicksilver - Mercruiser\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Gasket, Drain Screw (27-49955\/8M0077608)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003ePosition a drain pan under the engine oil or gear case drain plug.\u003c\/li\u003e\n\u003cli\u003eLoosen and remove the drain plug, allowing the old fluid to drain completely.\u003c\/li\u003e\n\u003cli\u003eRemove the old gasket from the drain plug or housing. Clean both the plug and the mating surface on the case, ensuring they are free of old gasket material, oil, and debris.\u003c\/li\u003e\n\u003cli\u003ePlace the new gasket over the threads of the drain plug.\u003c\/li\u003e\n\u003cli\u003eReinstall the drain plug with the new gasket and tighten it to the manufacturer's specified torque. Do not overtighten.\u003c\/li\u003e\n\u003cli\u003eRefill the engine or gear case with the correct type and amount of new fluid. Check for leaks around the drain plug.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I know if this gasket fits my specific engine model?\u003c\/summary\u003e\u003cp\u003eThis gasket has very broad compatibility. The best method is to consult your engine's service manual or parts catalog to confirm the OEM part number is 27-49955 or 8M0077608. The compatibility table above lists major engine families, but cross-referencing the part number is the most reliable way to ensure a correct fit.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are the signs of a failing drain plug gasket?\u003c\/summary\u003e\u003cp\u003eThe most common sign is a slow drip or seepage of oil or gear lube from around the drain plug. You may notice an oily film on the engine pan or lower unit, or spots of oil on the ground where the engine is stored. Replacing the gasket during your regular fluid changes is the best way to prevent this.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this gasket reusable?\u003c\/summary\u003e\u003cp\u003eNo, drain plug gaskets are designed as single-use crush washers. Once torqued, they deform to create a seal. Reusing an old gasket significantly increases the risk of leaks. It is critical to use a new gasket every time you change your oil or gear lube.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should I replace this gasket?\u003c\/summary\u003e\u003cp\u003eThe drain plug gasket should be replaced every time the drain plug is removed. This typically occurs during routine maintenance, such as annual oil changes or gear lube services.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eShipping speed \u0026amp; cost?\u003c\/summary\u003e\u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWarranty \u0026amp; returns?\u003c\/summary\u003e\u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\u003c\/details\u003e\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify images\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n\u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n\u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n\u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50590214816059,"sku":"27-49955","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/27-49955_b05b4874-8489-451f-b3b7-8f00e686e1c6.jpg?v=1758080310"},{"product_id":"timing-cover-gasket-fits-mercury-marine-mercruiser-gm-v-6-v-8-engines-27-14250","title":"Timing Cover Gasket – Fits Mercury Marine\/Mercruiser GM V-6\/V-8 Engines (27-14250)","description":"\u003csection\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis replacement \u003cstrong\u003eTiming Cover Gasket (27-14250)\u003c\/strong\u003e is designed to fit a wide range of Mercury Marine\/Mercruiser GM V-6 and V-8 engines. It is compatible with GM V-6 262 cubic inch (4.3L) engines from 1985–1993 and GM V-8 283, 305, 327, and 350 cubic inch engines produced between 1963 and 1995, ensuring a precise seal between the timing cover and engine block.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct interchange for Mercury\/Quicksilver 27-14250, Sierra 18-0976, and FI1101297.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstalls between the timing cover and the engine block to prevent oil and coolant leaks.\u003c\/li\u003e\n\u003cli\u003eMade from a high-quality composite\/paper material for durability and proper sealing.\u003c\/li\u003e\n\u003cli\u003eCovered by a standard 1-year factory warranty from Mercury Marine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Quicksilver\u003c\/td\u003e\n        \u003ctd\u003e27-14250\u003c\/td\u003e\n        \u003ctd\u003eOEM Reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Quicksilver\u003c\/td\u003e\n        \u003ctd\u003e27-34895\u003c\/td\u003e\n        \u003ctd\u003eSuperseded Part - Verification Recommended\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-0976\u003c\/td\u003e\n        \u003ctd\u003eAftermarket Interchange\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eFlagship Marine\u003c\/td\u003e\n        \u003ctd\u003eFI1101297\u003c\/td\u003e\n        \u003ctd\u003eAftermarket Interchange\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cp\u003eThis gasket is designed for use on Mercruiser V-6 and V-8 inboard and sterndrive engines.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e175 (2 BBL.) GM 262 V-6\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e185 (2 BBL.) GM 262 V-6\u003c\/td\u003e\n\u003ctd\u003e185\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e205 (4 BBL.) GM 262 V-6\u003c\/td\u003e\n\u003ctd\u003e205\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e4.3L (2 BBL.) GM 262 V-6\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1992\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e4.3L (GEN II) (2 BBL.) GM 262 V-6\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1992–1993\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e4.3LX (4 BBL.) GM 262 V-6\u003c\/td\u003e\n\u003ctd\u003e205\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1992\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e4.3LX (GEN II) (4 BBL.) GM 262 V-6\u003c\/td\u003e\n\u003ctd\u003e205\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1992–1993\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e190 GM 283 V-8\u003c\/td\u003e\n\u003ctd\u003e190\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1963–1964\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e225 (2 BBL.) GM 327 V-8\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1963–1969\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e225 MIE GM 327 V-8\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1968\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e250 (2 BBL.) GM 327 V-8\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1968–1969\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e250 MIE GM 327 V-8\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1968–1969\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e270 (2 BBL.) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e270\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1969–1972\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e270 MIE GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e270\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1969–1972\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e898 (2 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e198\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977–1984\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e898 (2 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e198\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1983–1984\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e198 MIE (2 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e198\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e228 (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e228\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977–1984\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e228 MIE (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e228\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977–1980\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e200 (2 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e230 (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e230 MIE (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1981–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.0L MIE (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1987–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.0L (2 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.0LX (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e260 (4 BBL.) GM 305 V-8\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1978–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e260 GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1982–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e260 MIE GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1981–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e280 TRS GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e280\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1975–1976\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e300 TEMPEST GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985–1986\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e320 (EFI) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e320\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1987–1989\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 MAG. ALPHA GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 MAG. BRAVO MPI GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 MAG MPI SKI GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995–1996\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L (SKI) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985–1987\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L COMPETITION SKI GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1987–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L MIE GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L ALPHA EFI (TBI) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L BRAVO EFI (TBI) GM 350 V-8\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 Alpha (4 BBL) Crate Engine\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 (4 BBL) Gen+ Crate Engine\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 (4BBL) Crate Alpha\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 (4BBL) Crate Bravo\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e350 (4BBL) Crate Inboard\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e357 Alpha 4V\u003c\/td\u003e\n\u003ctd\u003e357\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e357 Mag Bravo 4V\u003c\/td\u003e\n\u003ctd\u003e357\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e383 Mag Bravo 4V\u003c\/td\u003e\n\u003ctd\u003e383\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003e27-14250\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eTiming Cover Gasket\u003c\/dd\u003e\n  \u003cdt\u003eInstallation Location\u003c\/dt\u003e\n\u003cdd\u003eBetween timing cover and engine block\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eComposite\/Paper\u003c\/dd\u003e\n  \u003cdt\u003eProduct Dimensions\u003c\/dt\u003e\n\u003cdd\u003e31.5 cm × 21.5 cm × 0.5 cm\u003c\/dd\u003e\n  \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e0.14 kg (5 ounces)\u003c\/dd\u003e\n  \u003cdt\u003eOEM Part Number\u003c\/dt\u003e\n\u003cdd\u003e27-14250\u003c\/dd\u003e\n  \u003cdt\u003eManufacturer\u003c\/dt\u003e\n\u003cdd\u003eQuicksilver - Mercruiser\u003c\/dd\u003e\n  \u003cdt\u003eWarranty\u003c\/dt\u003e\n\u003cdd\u003eMercury Marine standard 1-year factory warranty\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Gasket (27-14250)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the battery and drain the engine coolant completely.\u003c\/li\u003e\n\u003cli\u003eRemove any accessory drive belts, pulleys, and tensioners blocking the timing cover.\u003c\/li\u003e\n\u003cli\u003eCarefully unbolt and remove the harmonic balancer and the old timing cover.\u003c\/li\u003e\n\u003cli\u003eThoroughly clean both the engine block and timing cover mating surfaces of any old gasket material or sealant.\u003c\/li\u003e\n\u003cli\u003ePosition the new gasket onto the engine block, ensuring all bolt holes align perfectly.\u003c\/li\u003e\n\u003cli\u003eReinstall the timing cover, torquing the bolts to the manufacturer's recommended specifications in the correct sequence.\u003c\/li\u003e\n\u003cli\u003eReattach the harmonic balancer, pulleys, and belts.\u003c\/li\u003e\n\u003cli\u003eRefill the cooling system, reconnect the battery, and check for any leaks after starting the engine.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I know if this timing cover gasket will fit my exact engine model?\u003c\/summary\u003e\u003cp\u003eThis gasket fits a broad range of GM-based V-6 (4.3L) and V-8 (283-350ci) Mercruiser engines from roughly 1963-1996. The best way to confirm fitment is to check the compatibility tables on this page or match your engine's original part number to one of the cross-references provided.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are the common signs of a failing timing cover gasket?\u003c\/summary\u003e\u003cp\u003eThe most common symptoms are oil or coolant leaks from the front of the engine, around the timing cover. You might notice drips under the engine, low fluid levels, or engine overheating if the leak is severe.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs any sealant required when installing this gasket?\u003c\/summary\u003e\u003cp\u003eWhile some modern gaskets are designed for dry installation, many mechanics prefer to use a thin layer of RTV silicone or gasket sealant, especially at the corners where the timing cover meets the oil pan and intake manifold. Always consult your engine's service manual for specific recommendations.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should a timing cover gasket be replaced?\u003c\/summary\u003e\u003cp\u003eThere is no fixed replacement interval. This gasket is typically replaced only when it fails (starts leaking) or during other major engine service, such as a timing chain replacement or engine rebuild.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is the difference between this aftermarket gasket and an OEM one?\u003c\/summary\u003e\u003cp\u003eThis aftermarket part is designed as a direct replacement for the OEM gasket. It is manufactured to meet or exceed OEM specifications for fit, form, and function, using comparable sealing materials to ensure reliable performance.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I reuse my old timing cover bolts during installation?\u003c\/summary\u003e\u003cp\u003eIt is generally recommended to use new bolts, especially if they are torque-to-yield (TTY) bolts. However, if the original bolts are in good condition and not stretched, they can often be reused. Always clean the threads and apply thread sealer or locker as specified in your service manual.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify images\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n\u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n\u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n\u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50593340227899,"sku":"27-14250","price":11.53,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/27-14250_f6b11db2-2e7d-4abe-8469-e1fdd406429d.jpg?v=1758250855"},{"product_id":"carburetor-repair-kit-fits-mercruiser-888-198-200-228-230-260-replaces-1397-8760","title":"Carburetor Repair Kit – Fits Mercruiser 888\/198\/200\/228\/230\/260 (Replaces 1397-8760)","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n  \u003csection\u003e\n    \u003ch2\u003eProduct Details\u003c\/h2\u003e\n    \u003cp\u003eThis \u003cstrong\u003eCarburetor Repair Kit – Fits Mercruiser 888\/198\/200\/228\/230\/260 (Replaces 1397-8760)\u003c\/strong\u003e is designed for various Mercruiser stern drive and inboard engines equipped with a Rochester 2BBL carburetor. It fits Mercruiser 888 (302) 5.0L V8 models from 1971–1977 and is also compatible with 198, 200, 228, 230, and 260 HP models from 1977–1986.\u003c\/p\u003e\n    \u003cp\u003eThis kit serves as a direct replacement, providing an effective cross-reference for Mercury\/Mercruiser OEM part numbers 1397-8760 and the superseded 1397-8761.\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eEngineered for direct-fit installation.\u003c\/li\u003e\n      \u003cli\u003eSpecifically designed for Rochester 2-barrel carburetors.\u003c\/li\u003e\n      \u003cli\u003eRestores performance and efficiency to aging or malfunctioning carburetors.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n    \u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n    \u003cdiv class=\"ss-table-wrap\"\u003e\n      \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003ePart Number\u003c\/th\u003e\n            \u003cth\u003eNotes\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eMercury\/Mercruiser\u003c\/td\u003e\n            \u003ctd\u003e1397-8760\u003c\/td\u003e\n            \u003ctd\u003eCurrent part number\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eMercruiser\u003c\/td\u003e\n            \u003ctd\u003e1397-8761\u003c\/td\u003e\n            \u003ctd\u003eSuperseded by 1397-8760\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n    \u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n    \u003cp\u003eFor Mercruiser models, this kit is primarily used on GM 305 V8 engines with specific Rochester 2BBL carburetors. Note that the 260 HP model used a 4BBL carburetor in some years; this kit will not fit those applications.\u003c\/p\u003e\n    \u003cdiv class=\"ss-table-wrap\"\u003e\n      \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003eModel\u003c\/th\u003e\n            \u003cth\u003eRated HP\u003c\/th\u003e\n            \u003cth\u003eStroke\u003c\/th\u003e\n            \u003cth\u003eYears\u003c\/th\u003e\n            \u003cth\u003eOEM Part No.\u003c\/th\u003e\n            \u003cth\u003eNotes\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eMercruiser\u003c\/td\u003e\n            \u003ctd\u003e888 (Stern Drive)\u003c\/td\u003e\n            \u003ctd\u003e\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e1971–1977\u003c\/td\u003e\n            \u003ctd\u003e1397-8760\u003c\/td\u003e\n            \u003ctd\u003eGM 305 V8 with Rochester 2BBL\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eMercruiser\u003c\/td\u003e\n            \u003ctd\u003e198 (Inboard)\u003c\/td\u003e\n            \u003ctd\u003e198\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e1977\u003c\/td\u003e\n            \u003ctd\u003e1397-8760\u003c\/td\u003e\n            \u003ctd\u003eGM 305 V8 with Rochester 2BBL\u003c\/td\u003e\n          \u003c\/tr\u003e\n           \u003ctr\u003e\n            \u003ctd\u003eMercruiser\u003c\/td\u003e\n            \u003ctd\u003e898\u003c\/td\u003e\n            \u003ctd\u003e898\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e1983–1984\u003c\/td\u003e\n            \u003ctd\u003e1397-8760\u003c\/td\u003e\n            \u003ctd\u003eGM 305 V8 with Rochester 2BBL\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eMercruiser\u003c\/td\u003e\n            \u003ctd\u003e200\u003c\/td\u003e\n            \u003ctd\u003e200\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e1985–1986\u003c\/td\u003e\n            \u003ctd\u003e1397-8760\u003c\/td\u003e\n            \u003ctd\u003eGM 305 V8 with Rochester 2BBL\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eMercruiser\u003c\/td\u003e\n            \u003ctd\u003e228\/230\u003c\/td\u003e\n            \u003ctd\u003e228\/230\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e\u003c\/td\u003e\n            \u003ctd\u003e1397-8760\u003c\/td\u003e\n            \u003ctd\u003eGM 305 V8 with Rochester 2BBL\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eMercruiser\u003c\/td\u003e\n            \u003ctd\u003e260\u003c\/td\u003e\n            \u003ctd\u003e260\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e1982–1986\u003c\/td\u003e\n            \u003ctd\u003e1397-8760\u003c\/td\u003e\n            \u003ctd\u003eGM 305 V8 with Rochester 2BBL\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n    \u003cdl\u003e\n      \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eCarburetor Repair Kit\u003c\/dd\u003e\n      \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect replacement\u003c\/dd\u003e\n      \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eGasoline\u003c\/dd\u003e\n      \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003eRochester 2 BBL\u003c\/dd\u003e\n      \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003e16.5\" L x 15.5\" W x 1.5\" H\u003c\/dd\u003e\n      \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eFor Rochester 2-barrel carburetors only (will not fit Holley)\u003c\/dd\u003e\n    \u003c\/dl\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n    \u003cul\u003e\n      \u003cli\u003e1 x Carburetor Repair Kit (Components as pictured)\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n    \u003col\u003e\n      \u003cli\u003eDisconnect the battery and ensure the engine is cool. Relieve any pressure from the fuel system.\u003c\/li\u003e\n      \u003cli\u003eCarefully remove the carburetor from the intake manifold, disconnecting fuel lines, throttle linkage, and any vacuum hoses.\u003c\/li\u003e\n      \u003cli\u003eDisassemble the carburetor on a clean workbench, taking note of the location of all parts.\u003c\/li\u003e\n      \u003cli\u003eClean all metal components with a quality carburetor cleaner. Do not use cleaner on rubber or non-metallic parts.\u003c\/li\u003e\n      \u003cli\u003eReplace old gaskets, seals, needles, and other wear items with the new components from the kit.\u003c\/li\u003e\n      \u003cli\u003eReassemble the carburetor, ensuring all parts are correctly installed and screws are tightened to the proper torque.\u003c\/li\u003e\n      \u003cli\u003eReinstall the carburetor onto the engine, reconnecting all lines and linkages.\u003c\/li\u003e\n      \u003cli\u003eStart the engine and check for leaks. Adjust the idle speed and mixture screws as needed for smooth operation.\u003c\/li\u003e\n    \u003c\/ol\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eWhich specific carburetors does this kit fit?\u003c\/summary\u003e\n      \u003cp\u003eThis kit is exclusively for Mercruiser engines equipped with a Rochester 2-barrel (2BBL) carburetor. It will not fit Holley, Carter, or Rochester 4-barrel (Quadrajet) models.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat are the signs that my carburetor needs to be rebuilt?\u003c\/summary\u003e\n      \u003cp\u003eCommon symptoms include difficulty starting the engine, a rough or inconsistent idle, stalling, hesitation upon acceleration, black smoke from the exhaust, and decreased fuel economy. These issues often point to clogged passages, failed gaskets, or an incorrect fuel\/air mixture that a rebuild can correct.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eIs this kit compatible with a GM 305 V8 engine?\u003c\/summary\u003e\n      \u003cp\u003eYes, this repair kit is designed for the marine versions of the GM 305 V8 engine as used by Mercruiser in the models listed in the compatibility table, provided they use the specified Rochester 2BBL aarburetor.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eDo I need special tools for the installation?\u003c\/summary\u003e\n      \u003cp\u003eStandard hand tools such as wrenches, screwdrivers, and pliers are required. A carburetor cleaning solvent and compressed air are highly recommended for cleaning internal passages. A torque wrench can be useful for reassembly to manufacturer specifications.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n      \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n      \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n      \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n    \u003c\/details\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n    \u003cul\u003e\n      \u003cli\u003eVerify images\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n      \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n      \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n  \u003csection\u003e\n    \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n    \u003cul\u003e\n      \u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n      \u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n      \u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50595367190843,"sku":"1397-8760","price":56.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/1397-8760_d51f066c-3775-4627-a817-6164ba053d41.jpg?v=1758323793"}],"url":"https:\/\/seasierra.com\/collections\/mercruiser-4-stroke-198hp-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}