{"title":"MerCruiser 4-Stroke Outboard Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px; border:1px solid #e5e5e5; border-radius:8px;\"\u003e\n  \u003cp\u003eThis page is for MerCruiser 4‑Stroke outboard engines. Use it to find compatible parts and practical service information, including maintenance tips, common replacement items, and troubleshooting guidance. You can also browse the main MerCruiser collection. Scroll to the bottom of this page to start browsing parts for this engine, and on the collection page use the Filter \u0026amp; Sort controls to narrow by horsepower, year range, and part category.\u003c\/p\u003e\n  \u003cp\u003e\n    \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\" style=\"display:inline-block; padding:10px 14px; background:#1d4ed8; color:#fff; text-decoration:none; border-radius:6px;\"\u003eBrowse All MerCruiser Parts\u003c\/a\u003e\n  \u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 4‑Stroke Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the identification\/serial plate on the transom clamp bracket or swivel bracket. A secondary sticker may be on the engine block or a core plug.\u003c\/li\u003e\n    \u003cli\u003eModel codes often include shaft length (S\/L\/XL), starting and control type (manual\/electric, tiller\/remote), and a suffix indicating a production year\/series.\u003c\/li\u003e\n    \u003cli\u003eConfirm platform: Four‑stroke outboards typically note “FourStroke\/EFI” on the cowl. If your engine is a MerCruiser sterndrive (inboard\/outboard), parts differ from outboards—browse the main MerCruiser collection for those systems.\u003c\/li\u003e\n    \u003cli\u003eBranding tip: Many FourStroke outboards are Mercury‑branded. If your cowl reads Mercury rather than MerCruiser, see: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\"\u003eMercury Outboard Parts\u003c\/a\u003e.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003ePlatform Overview\u003c\/h2\u003e\n  \u003ch3\u003eInline‑4 EFI Four‑Stroke Outboards\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 #ddd; padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; 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 #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eInline‑4, EFI four‑stroke with pressurized cooling and through‑hub exhaust; common in mid‑range horsepower.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eTypical “FourStroke” I‑4 families (e.g., 90–150 hp classes). Model codes may include shaft length and control type suffixes.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eBalanced weight, good fuel economy, and broad parts availability for routine service items.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eUse FC‑W rated marine oils. Impeller service intervals and gear lube changes are critical for longevity.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eV6\/V8 EFI Four‑Stroke Outboards\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; margin-top:12px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; 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 #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eV6 or V8 four‑stroke, EFI, with larger gearcases and higher output charging systems.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eModern FourStroke V6\/V8 families in the 175–300 hp range. Verify serial range for parts compatibility.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eStrong mid‑range torque, robust charging capacity for electronics, and durable gearsets.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eThermostat and anode maintenance help control operating temps and corrosion, especially in brackish\/saltwater use.\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=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are typical guidelines for four‑stroke outboards. Always follow the service schedule and specifications in your official engine manual.\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 #ddd; padding:8px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; padding:8px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; padding:8px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; 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 #eee;\"\u003eEngine oil + filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eUse FC‑W marine oil (grade per manual). Replace drain plug gasket and inspect for leaks.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eCheck for water intrusion or metal on magnet. Replace seals if contamination is found.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\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 #eee;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eInspect gap and insulator color; replace if fouled or out of spec.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eFuel filter \/ water separator\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e100 hours or seasonally\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eReplace more frequently with ethanol fuel or dirty fuel sources.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eWater pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e2–3 seasons or 300 hours\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eShorten interval for sandy\/silty or surf-zone use. Replace housing if worn.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/water-pump-impeller-rebuild-kits\"\u003eWater Pump Impeller Rebuild Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eAnodes (sacrificial)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eInspect 50 hours; replace when 50% depleted\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eMatch anode material to water type (aluminum, brackish, or salt water).\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eThermostat\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e2–3 seasons or as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eReplace if over‑cooling\/overheating or after saltwater scaling.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\"\u003eMerCruiser Collection\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePropeller \u0026amp; hardware\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect every service\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCheck hub for slip, replace cotter pin and washers as needed; remove to clear fishing line.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\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=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service – \u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System – \u003ca href=\"https:\/\/seasierra.com\/collections\/water-pump-impeller-rebuild-kits\"\u003eWater Pump Impeller Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System – \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical – \u003ca href=\"https:\/\/seasierra.com\/collections\/electrical-items\"\u003eElectrical Items\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropulsion – \u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection – \u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase \u0026amp; Sealing – \u003ca href=\"https:\/\/seasierra.com\/collections\/lower-unit-seal-kits\"\u003eLower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"margin-top:24px;\"\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 #ddd; padding:8px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; padding:8px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ddd; 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 #eee;\"\u003eWeak tell‑tale stream or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eInspect intake screens for debris, verify impeller age, and confirm thermostat operation.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eWater pump kit, intake screens, thermostat, anodes (corrosion control)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eCheck fuel quality, primer bulb firmness, and prop hub for slippage.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eFuel filter\/water separator, spark plugs, prop\/hub hardware\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eHard starting or rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eMeasure battery voltage, inspect plugs and plug wires, look for vacuum leaks.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eSpark plugs, fuel filter, electrical connectors\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eVerify gear oil level\/condition; check for water intrusion and shaft seal damage.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #eee;\"\u003eLower unit seal kit, prop shaft seals, carrier\/bearings\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCharging system warning or unstable voltage\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect battery connections, fuses, and regulator\/rectifier output.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eRegulator\/rectifier, wiring harness, battery cables\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=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable across years or different platforms?\u003c\/summary\u003e\n    \u003cp\u003eSome routine items (plugs, anodes, filters) overlap, but many components vary by serial range, shaft length, and platform (Inline‑4 vs V6\/V8). Always verify using your serial\/model details.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the water pump impeller?\u003c\/summary\u003e\n    \u003cp\u003eAs a preventive measure, replace every 2–3 seasons or about 300 hours—sooner for sandy or silty conditions, weak tell‑tale, or overheat warnings.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change lower unit gear oil?\u003c\/summary\u003e\n    \u003cp\u003eTypically every 100 hours or annually. Inspect for water intrusion or metal on the drain plug magnet and service seals if contamination is present.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information helps confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eEngine serial number, full model code, shaft length, control type (tiller\/remote), approximate year, and clear photos of the nameplate and the part needing replacement.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"margin-top:24px;\"\u003e\n  \u003cp\u003eReady to find parts by horsepower, year, and model? Browse the main MerCruiser collection and use Filter \u0026amp; Sort to narrow results.\u003c\/p\u003e\n  \u003cp\u003e\n    \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\" style=\"display:inline-block; padding:10px 14px; background:#1d4ed8; color:#fff; text-decoration:none; border-radius:6px;\"\u003eShop MerCruiser Parts\u003c\/a\u003e\n  \u003c\/p\u003e\n  \u003cp style=\"font-size:0.95em; color:#444;\"\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":"circulation-water-pump-fits-volvo-penta-2-5-3-0-4-0l-replaces-volvo-penta-mercruiser-sierra-mallory-glm","title":"Aftermarket Circulation Water Pump for Mercury MerCruiser, Volvo Penta, OMC \u0026 Chrysler\/Force GM Engines","description":"\u003csection\u003e\n\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n  table.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\n  @media (max-width:480px){ table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; } }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003eCirculation Water Pump\u003c\/strong\u003e is a single replacement pump for selected marine engines using GM inline four- and six-cylinder applications. Company fitment records identify applications for Mercury MerCruiser, Volvo Penta, OMC Cobra, and Chrysler\/Force inboard engine systems.\u003c\/p\u003e\n\u003cp\u003eUse the reference numbers and engine conditions below to compare this pump with the component currently installed on your engine. Engine model, year, cylinder configuration, and the existing part number should all be confirmed before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle circulation water pump; this listing is not a kit.\u003c\/li\u003e\n  \u003cli\u003eAftermarket replacement for selected marine cooling-system applications.\u003c\/li\u003e\n  \u003cli\u003eReference numbers are provided for identification and cross-reference purposes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eReference Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following manufacturer and aftermarket references are listed for this product. A reference number alone does not confirm fitment for every engine configuration.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Reference Number Matrix\"\u003e\n    \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eApplication or Brand\u003c\/th\u003e\n\u003cth\u003eReference Number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n\u003ctd\u003e8M0113733\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n\u003ctd\u003e884727\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n\u003ctd\u003e65142A1\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n\u003ctd\u003e880817\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n\u003ctd\u003e814755\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3854017\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3858340\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC Cobra\u003c\/td\u003e\n\u003ctd\u003e984360\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC Cobra\u003c\/td\u003e\n\u003ctd\u003e986779\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC Cobra\u003c\/td\u003e\n\u003ctd\u003e380640\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAftermarket\u003c\/td\u003e\n\u003ctd\u003e18-3575; 18-3593\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler\/Force applications\u003c\/td\u003e\n\u003ctd\u003eFI1101079; FI1100785; 65142; F2774666; 52353; 37369; 33957\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAftermarket\u003c\/td\u003e\n\u003ctd\u003e9-42605\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\u003eKeep the engine brand, year range, cylinder configuration, displacement, horsepower, and reference number together when checking compatibility. The confirmed company application details are summarized below.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n    \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand or Application\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eEngine Condition\u003c\/th\u003e\n\u003cth\u003eHorsepower\u003c\/th\u003e\n\u003cth\u003eReference Numbers\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury MerCruiser stern drive\u003c\/td\u003e\n        \u003ctd\u003e1963–1998\u003c\/td\u003e\n        \u003ctd\u003eGM four-cylinder and six-cylinder engines, including GM and MIE applications\u003c\/td\u003e\n        \u003ctd\u003eNot specified\u003c\/td\u003e\n        \u003ctd\u003e8M0113733, 884727, 65142A1, 880817, 814755\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta stern drive\u003c\/td\u003e\n        \u003ctd\u003e1993–2010\u003c\/td\u003e\n        \u003ctd\u003eGM inline four-cylinder and six-cylinder water-circulating-pump applications\u003c\/td\u003e\n        \u003ctd\u003eNot specified\u003c\/td\u003e\n        \u003ctd\u003e3854017, 3858340\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC Cobra stern drive\u003c\/td\u003e\n        \u003ctd\u003eVarious years\u003c\/td\u003e\n        \u003ctd\u003eGM 2.5–3.0L four-cylinder engines\u003c\/td\u003e\n        \u003ctd\u003e120–140 HP\u003c\/td\u003e\n        \u003ctd\u003e984360, 986779, 380640\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC Cobra stern drive\u003c\/td\u003e\n        \u003ctd\u003eVarious years\u003c\/td\u003e\n        \u003ctd\u003eGM 3.8L six-cylinder engines\u003c\/td\u003e\n        \u003ctd\u003e165 HP\u003c\/td\u003e\n        \u003ctd\u003e984360, 986779, 380640\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eChrysler\/Force inboard applications\u003c\/td\u003e\n        \u003ctd\u003eNot specified\u003c\/td\u003e\n        \u003ctd\u003eGM four-cylinder and six-cylinder inboard engines\u003c\/td\u003e\n        \u003ctd\u003eNot specified\u003c\/td\u003e\n        \u003ctd\u003eFI1101079, FI1100785, 65142, F2774666, 52353, 37369, 33957\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n  \u003cdd\u003eCirculation water pump\u003c\/dd\u003e\n  \u003cdt\u003eProduct Configuration\u003c\/dt\u003e\n  \u003cdd\u003eSingle replacement component\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eSelected marine stern-drive and inboard cooling systems\u003c\/dd\u003e\n  \u003cdt\u003eEngine Family\u003c\/dt\u003e\n  \u003cdd\u003eSelected GM inline four-cylinder and six-cylinder applications\u003c\/dd\u003e\n  \u003cdt\u003eManufacturer Status\u003c\/dt\u003e\n  \u003cdd\u003eAftermarket replacement; not an OEM-branded component\u003c\/dd\u003e\n  \u003cdt\u003eMaterial, finish, and warranty\u003c\/dt\u003e\n  \u003cdd\u003eNot specified in the applicable product records\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 Circulation Water Pump\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eGaskets, sealants, hoses, belts, fasteners, and other installation hardware are not confirmed as included. Verify the contents of the package before beginning installation.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eConfirm the engine model, year, cylinder configuration, and existing pump reference number before removing the original component.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the battery and allow the engine to cool completely.\u003c\/li\u003e\n  \u003cli\u003eDrain the cooling system as required by the engine manufacturer's service procedure.\u003c\/li\u003e\n  \u003cli\u003eRemove the hoses, belt, and fasteners connected to the existing circulation pump, following the applicable service manual.\u003c\/li\u003e\n  \u003cli\u003eClean the mounting surface and inspect the hoses, belt, pulley, and adjacent cooling components for wear or damage.\u003c\/li\u003e\n  \u003cli\u003eInstall the replacement pump with the correct new gasket or seal specified for the engine. The gasket is not confirmed as included.\u003c\/li\u003e\n  \u003cli\u003eTighten fasteners to the engine manufacturer's torque specifications and reinstall the hoses and belt correctly.\u003c\/li\u003e\n  \u003cli\u003eRefill the cooling system with the specified coolant, bleed air if required, and inspect for leaks.\u003c\/li\u003e\n  \u003cli\u003eRun the engine according to the service procedure and verify proper temperature and circulation before returning the vessel to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I confirm that this pump fits my engine?\u003c\/summary\u003e\n  \u003cp\u003eMatch your existing reference number and verify the complete engine condition, including brand, year, displacement, cylinder configuration, and horsepower where listed. Do not rely on displacement alone because similar engines may use different pumps.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this a complete kit?\u003c\/summary\u003e\n  \u003cp\u003eNo. The company product record identifies this as a single circulation water pump, not a kit. A gasket and other installation materials are not confirmed as included.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM pump?\u003c\/summary\u003e\n  \u003cp\u003eNo. This listing is for an aftermarket replacement. The reference numbers identify applicable manufacturer or aftermarket applications and are not a claim that this product is manufactured by those brands.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are common signs of a failing circulation water pump?\u003c\/summary\u003e\n  \u003cp\u003ePossible symptoms include overheating, coolant or water leakage near the pump, abnormal bearing or pulley noise, looseness at the pulley, or reduced cooling performance. Diagnose the complete cooling system before replacing the pump.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes the pump include a gasket?\u003c\/summary\u003e\n  \u003cp\u003eThe applicable product records do not confirm a gasket as part of the package. Plan to use the correct new gasket or seal specified for your engine.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eShould installation be performed by a professional?\u003c\/summary\u003e\n  \u003cp\u003eProfessional installation is recommended when you are not familiar with marine cooling systems. Follow the engine manufacturer's service information and use the specified torque, coolant, and bleeding procedures.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eShipping speed and cost\u003c\/summary\u003e\n  \u003cp\u003eShipping methods, delivery estimates, and costs are shown at checkout and may vary by destination.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWarranty and returns\u003c\/summary\u003e\n  \u003cp\u003eWarranty and return terms are governed by the seller's current policy. Contact support with your order details if you need assistance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDo not order based only on engine displacement or a general brand match.\u003c\/li\u003e\n  \u003cli\u003eVerify the reference number, mounting arrangement, cylinder configuration, and year range against your original pump and service documentation.\u003c\/li\u003e\n  \u003cli\u003eNever work on a hot engine or a pressurized cooling system.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement and is not an OEM-branded component.\u003c\/li\u003e\n  \u003cli\u003eStop operation immediately if the engine overheats or if a leak is found after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine Replacement Parts\u003c\/strong\u003e — We supply aftermarket components for selected marine engine and stern-drive applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Product references and engine conditions are provided to help customers compare replacement parts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupport When You Need It\u003c\/strong\u003e — Contact support with your engine details and existing reference number if you need help checking an application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50718260953403,"sku":"21FP002","price":140.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Circulation_Water_Pump_for_Volvo_Penta_25_30_40_L___3854017_-_JLM_MARINE-8288302.jpg?v=1762958310"}],"url":"https:\/\/seasierra.com\/collections\/mercruiser-4-stroke-outboard-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}