{"title":"MerCruiser 4-Stroke 4.3L-8.2L Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px;border:1px solid #e5e7eb;border-radius:8px;max-width:1000px\"\u003e\n  \u003cp\u003e\n    This page is tailored for MerCruiser 4‑Stroke 4.3L–8.2L marine engines. Use it to find compatible parts and practical service information, including maintenance tips, common replacement parts, and troubleshooting guidance. You can also browse the main MerCruiser collection. Scroll to the bottom of the page to start browsing parts for your engine, and on the collection page use the Filter \u0026amp; Sort controls to narrow results by displacement, year range, and part category.\n  \u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\" style=\"display:inline-block;padding:10px 14px;background:#0ea5e9;color:#fff;border-radius:6px;text-decoration:none\"\u003eBrowse All MerCruiser Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"margin-top:24px;max-width:1000px\"\u003e\n  \u003ch2\u003eHow to Identify Your 4.3L–8.2L Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the engine serial number tag on the flame arrestor cover, valve cover plate, or ECM cover. The transom assembly and sterndrive (Alpha\/Bravo) have their own serial plates—have all three when sourcing parts.\u003c\/li\u003e\n    \u003cli\u003eModel designations: MCM indicates sterndrive applications; MIE indicates inboard. MAG\/MPI notes higher output and multi‑port injection; HO denotes high output packages. Catalyst\/non‑catalyst variants may affect exhaust and sensor components.\u003c\/li\u003e\n    \u003cli\u003eDistinguish platforms: 4.3L V6 vs. V8 families (5.0\/5.7\/6.2\/8.2) by cylinder count and intake\/exhaust layout. EFI\/MPI models differ from earlier carbureted packages in fuel and ignition parts.\u003c\/li\u003e\n    \u003cli\u003eRecord build year and drive type (Alpha\/Bravo series). Many service parts (belts, anodes, pumps) vary by drive and cooling configuration (raw water vs. closed cooling).\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"margin-top:24px;max-width:1000px\"\u003e\n  \u003ch2\u003eEngine Platform Overview\u003c\/h2\u003e\n\n  \u003ch3\u003e4.3L V6 (4‑Stroke)\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\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eV6 4‑stroke; carbureted on earlier packages, later EFI\/MPI variants; raw or closed cooling.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003e4.3L V6 carb\/EFI; MCM sterndrive; MAG\/MPI where equipped.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eCompact, efficient, widely supported; good balance of torque and fuel economy.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eFuel and ignition components differ between carb and EFI\/MPI; belt length and thermostat may vary by accessory drive and cooling system.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003e5.0–6.2L V8 (4‑Stroke)\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 #e5e7eb\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eV8 4‑stroke; carb (earlier) and EFI\/MPI options; Alpha\/Bravo sterndrives common.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003eMCM sterndrive V8 packages; MAG\/MPI; HO variants on some performance builds.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eStrong mid‑range torque and higher top‑end capability; extensive parts availability.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eAccessory layouts and belt routing vary; verify anodes by water type and drive; use correct fuel filtration for EFI high‑pressure systems.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003e8.2L V8 (MCM \u0026amp; MIE)\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 #e5e7eb\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eV8 4‑stroke; typically MPI; offered as MCM sterndrive and MIE inboard; common with Bravo drives.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003e8.2L MAG\/MPI\/HO, MCM (sterndrive) and MIE (inboard) packages.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eHigh output with robust cooling and charging systems for larger boats and performance applications.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eWater pump kits, serpentine belts, and thermostats are model‑year and accessory‑drive specific—confirm by serial number.\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;max-width:1000px\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for typical recreational use. Always confirm the exact procedures and intervals in your MerCruiser service manual for your engine and drive.\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\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eEngine oil \u0026amp; filter\u003c\/td\u003e\n        \u003ctd\u003eEvery 100 hrs \/ annually\u003c\/td\u003e\n        \u003ctd\u003eUse marine‑rated oil and the correct filter; warm engine before draining.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-service-maintenance-kits\"\u003eMerCruiser Service \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eGearcase lubricant (Alpha\/Bravo)\u003c\/td\u003e\n        \u003ctd\u003eEvery 100 hrs \/ annually\u003c\/td\u003e\n        \u003ctd\u003eInspect for water intrusion; change sooner after severe use or contamination.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-service-maintenance-kits\"\u003eMerCruiser Service \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd\u003eInspect 100 hrs; replace ~300 hrs\u003c\/td\u003e\n        \u003ctd\u003eCheck gap and electrode condition; replace as needed for MPI efficiency.\u003c\/td\u003e\n        \u003ctd\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\u003eFuel filter \/ water separator\u003c\/td\u003e\n        \u003ctd\u003eEvery 100 hrs \/ annually\u003c\/td\u003e\n        \u003ctd\u003eDrain water separator periodically; replace cartridge each season.\u003c\/td\u003e\n        \u003ctd\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\u003eSea water pump impeller\u003c\/td\u003e\n        \u003ctd\u003e~300 hrs or 2–3 seasons\u003c\/td\u003e\n        \u003ctd\u003eReplace more often in sandy\/silty waters or if overheat occurs.\u003c\/td\u003e\n        \u003ctd\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\u003eAnodes (engine \u0026amp; drive)\u003c\/td\u003e\n        \u003ctd\u003eInspect 100 hrs; replace as needed\u003c\/td\u003e\n        \u003ctd\u003eUse correct alloy for your water (zinc, aluminum, or magnesium).\u003c\/td\u003e\n        \u003ctd\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\u003eThermostat\u003c\/td\u003e\n        \u003ctd\u003eInspect 100–300 hrs\u003c\/td\u003e\n        \u003ctd\u003eSticking thermostats cause overheat or poor warm‑up; verify opening temp.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\"\u003eMerCruiser\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSerpentine \/ accessory belt\u003c\/td\u003e\n        \u003ctd\u003eInspect 100 hrs; replace if cracked\/noisy\u003c\/td\u003e\n        \u003ctd\u003eCorrect length varies by alternator and pump layout; tension per spec.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/belt\"\u003eBelts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eLower unit seals (inspect if water in lube)\u003c\/td\u003e\n        \u003ctd\u003eAs needed\u003c\/td\u003e\n        \u003ctd\u003ePressure\/vacuum test after seal service; replace prop shaft seals if leaking.\u003c\/td\u003e\n        \u003ctd\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    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003cp style=\"font-size:12px;color:#6b7280\"\u003e*Intervals are general recommendations; follow your exact MerCruiser manual for model‑specific requirements.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"common-parts\" style=\"margin-top:24px;max-width:1000px\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service Kits – \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 (Impellers \u0026amp; Pumps) – \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 – \u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCharging – \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-alternators\"\u003eMerCruiser Alternators\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropellers – \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser-propellers\"\u003eMerCruiser Propellers\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  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"margin-top:24px;max-width:1000px\"\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\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #e5e7eb\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eWeak water stream \/ overheat alarm\u003c\/td\u003e\n        \u003ctd\u003eDebris on intake screens, worn impeller, sticking thermostat, loose belt on sea pump.\u003c\/td\u003e\n        \u003ctd\u003eWater pump impeller kit, thermostat, intake screen\/strainer, serpentine belt.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePoor acceleration \/ power loss\u003c\/td\u003e\n        \u003ctd\u003eOld fuel, clogged fuel\/water separator, fouled plugs, damaged prop.\u003c\/td\u003e\n        \u003ctd\u003eFuel filter, spark plugs, propeller, fuel hoses.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd\u003eBattery voltage and connections, air leaks on fuel side, aged plugs, idle air control cleanliness (EFI).\u003c\/td\u003e\n        \u003ctd\u003eSpark plugs, fuel filter, air filter\/flame arrestor, battery cables.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eGearcase noise \/ metal in gear oil\u003c\/td\u003e\n        \u003ctd\u003eLow or milky gear lube, leaking prop shaft seals, improper shift cable adjustment.\u003c\/td\u003e\n        \u003ctd\u003eGear lube, lower unit seal kit, bearings, shift cable components.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eTrim\/tilt not holding position\u003c\/td\u003e\n        \u003ctd\u003eFluid level, hydraulic leaks, weak trim motor\/relays.\u003c\/td\u003e\n        \u003ctd\u003eTrim motor, seals\/hoses, relays.\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;max-width:1000px\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable across 4.3L, 6.2L, and 8.2L platforms or different years?\u003c\/summary\u003e\n    \u003cp\u003eSome service items overlap, but many components—belts, thermostats, pumps, anodes, sensors—are specific to engine family, drive (Alpha\/Bravo), cooling configuration, and model year. Always confirm by serial number and exact model.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the sea water pump impeller?\u003c\/summary\u003e\n    \u003cp\u003eAs a rule of thumb, replace about every 300 hours or every 2–3 seasons, sooner if you operate in sandy or silty water or notice any overheat\/weak stream symptoms.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change gear oil in the sterndrive?\u003c\/summary\u003e\n    \u003cp\u003eChange every 100 hours or annually, and anytime you see signs of water intrusion (milky oil) or after significant impact\/grounding.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information do I need to verify part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eProvide the engine serial number, displacement (4.3\/5.0\/5.7\/6.2\/8.2), fuel system (carb vs. EFI\/MPI), drive type (Alpha\/Bravo), cooling type (raw vs. closed), and the part you’re replacing.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"margin-top:24px;max-width:1000px\"\u003e\n  \u003cp\u003eReady to get the right parts fast? Browse the main MerCruiser collection and filter by displacement, model, and part category.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercruiser\" style=\"display:inline-block;padding:10px 14px;background:#0ea5e9;color:#fff;border-radius:6px;text-decoration:none\"\u003eShop MerCruiser Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px;color:#6b7280;font-size:12px\"\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":"power-steering-pump-pulley-fits-mercruiser-4-3l-8-2l-replaces-861578-8m0150723","title":"Aftermarket Power Steering Pump Pulley for MerCruiser Sterndrives – Serpentine Belt, Replaces 861578","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\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 {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\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 power steering pump pulley is designed for MerCruiser stern-drive and inboard\/outboard applications using a serpentine belt. It is listed for the MerCruiser power steering pump and is intended as a replacement for the original pulley identified by reference number 861578.\u003c\/p\u003e\n\u003cp\u003eThe Sierra catalog identifies aftermarket number 18-8297 as a power steering pump pulley for sterndrives with a serpentine belt and lists it as replacing 861578. Company product records also list MerCruiser reference numbers 8M0150723 and 8M0146318.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePower steering pump pulley for MerCruiser sterndrives.\u003c\/li\u003e\n  \u003cli\u003eFor serpentine-belt systems.\u003c\/li\u003e\n  \u003cli\u003eAftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eVerify the pulley style and reference number against the original part before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse these references to compare the replacement pulley with the part installed on your engine.\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 or Source\u003c\/th\u003e\n        \u003cth\u003eReference\u003c\/th\u003e\n        \u003cth\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-8297\u003c\/td\u003e\n        \u003ctd\u003ePower steering pump pulley\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMerCruiser\u003c\/td\u003e\n        \u003ctd\u003e861578\u003c\/td\u003e\n        \u003ctd\u003eReplacement reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMerCruiser\u003c\/td\u003e\n        \u003ctd\u003e8M0150723\u003c\/td\u003e\n        \u003ctd\u003eCompany-listed reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMerCruiser\u003c\/td\u003e\n        \u003ctd\u003e8M0146318\u003c\/td\u003e\n        \u003ctd\u003eCompany-listed reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatibility Information\u003c\/h2\u003e\n\u003cp\u003eThis pulley is intended for MerCruiser stern-drive and inboard\/outboard applications equipped with a serpentine belt and a compatible power steering pump. Engine family, model year, serial number, accessory-drive configuration, and pulley design can affect fitment.\u003c\/p\u003e\n\u003cp\u003eDo not rely on engine displacement alone to confirm compatibility. Compare the existing pulley, belt type, mounting arrangement, and reference number before installation.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Compatibility Information\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eApplication\u003c\/th\u003e\n        \u003cth\u003eBelt Type\u003c\/th\u003e\n        \u003cth\u003eComponent\u003c\/th\u003e\n        \u003cth\u003eReference\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMerCruiser stern-drive \/ inboard-outboard\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt\u003c\/td\u003e\n        \u003ctd\u003ePower steering pump pulley\u003c\/td\u003e\n        \u003ctd\u003e861578\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\u003ePower steering pump pulley\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eMerCruiser stern-drive and inboard\/outboard systems\u003c\/dd\u003e\n  \u003cdt\u003eBelt Configuration\u003c\/dt\u003e\n  \u003cdd\u003eSerpentine belt\u003c\/dd\u003e\n  \u003cdt\u003eProduct Status\u003c\/dt\u003e\n  \u003cdd\u003eAftermarket replacement\u003c\/dd\u003e\n  \u003cdt\u003ePrimary Reference\u003c\/dt\u003e\n  \u003cdd\u003e861578\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 Aftermarket power steering pump pulley\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and allow the engine to cool completely.\u003c\/li\u003e\n  \u003cli\u003eRelease the serpentine-belt tension and remove the belt from the pulley, following the routing information for your engine.\u003c\/li\u003e\n  \u003cli\u003eRemove the original power steering pump pulley using the appropriate service tools. A pulley puller and installer may be required for press-fit designs.\u003c\/li\u003e\n  \u003cli\u003eInspect the pump shaft, pulley mounting surface, and belt for wear or damage before installation.\u003c\/li\u003e\n  \u003cli\u003eInstall the replacement pulley using the correct procedure for the pump and pulley design. Do not hammer the pulley onto the shaft.\u003c\/li\u003e\n  \u003cli\u003eConfirm that the pulley is fully seated and aligned with the other belt-driven components.\u003c\/li\u003e\n  \u003cli\u003eReinstall the serpentine belt, reconnect the battery, and check belt tracking and pulley operation before returning the boat to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow can I confirm that this pulley fits?\u003c\/summary\u003e\n  \u003cp\u003eFirst, confirm that your application uses a serpentine belt and a compatible MerCruiser power steering pump. Then compare the original pulley and its reference number with 861578 and the other references listed above. Engine displacement by itself is not sufficient to confirm fitment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this pulley for a V-belt system?\u003c\/summary\u003e\n  \u003cp\u003eNo. This listing is for the serpentine-belt power steering pump pulley. A V-belt pulley has a different belt profile and should not be substituted without confirming the complete accessory-drive configuration.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are common signs of a damaged pulley?\u003c\/summary\u003e\n  \u003cp\u003ePossible signs include pulley wobble, belt misalignment, belt squealing or chirping, unusual belt wear, or visible damage to the pulley. Inspect the pump shaft and belt system as well, since a damaged pulley may be caused by another belt-drive problem.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDo I need special tools for installation?\u003c\/summary\u003e\n  \u003cp\u003eMany power steering pump pulleys are press-fit and require a dedicated pulley puller and installer. Use the service procedure and torque specifications applicable to your engine and pump. Do not force the pulley into place with a hammer or improvised tools.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I reuse my old serpentine belt?\u003c\/summary\u003e\n  \u003cp\u003eInspect the belt for cracking, fraying, glazing, contamination, stretching, or other damage. Replace it if its condition is questionable, and confirm that the belt routing and tensioner are correct after installation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat happens if the pulley is misaligned?\u003c\/summary\u003e\n  \u003cp\u003eMisalignment can cause belt noise, accelerated belt wear, belt derailment, or loss of operation from belt-driven accessories. Make sure the pulley is fully seated and runs in the same plane as the other pulleys.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n  \u003cp\u003eNo. This is an aftermarket replacement power steering pump pulley. The listed reference numbers are provided for application and comparison purposes.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm the serpentine-belt configuration, pulley profile, mounting arrangement, and reference number before ordering.\u003c\/li\u003e\n  \u003cli\u003eDo not install this pulley on a V-belt system unless the complete application has been specifically verified.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the battery and keep hands, clothing, and tools away from moving belt components during testing.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended when pulley removal or installation requires specialized tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMarine replacement parts selected for common stern-drive and inboard\/outboard service applications.\u003c\/li\u003e\n  \u003cli\u003eClear reference information to help compare replacement components with the original part.\u003c\/li\u003e\n  \u003cli\u003eSupport for routine marine maintenance and repair needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723971170619,"sku":"21TP005","price":37.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/21TP005_1.webp?v=1763038819"},{"product_id":"upper-exhaust-bellow-fits-mercruiser-v6-v8-replaces-32-44348t-32-44348001","title":"Upper Exhaust Bellow – Fits Select MerCruiser 120, 140, V6 \u0026 V8 Stern Drive Engines","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\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 {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\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 \u003cstrong\u003eUpper Exhaust Bellow\u003c\/strong\u003e is an aftermarket exhaust boot for select MerCruiser stern drive applications. It is designed to connect a 4-inch center-mounted riser to a 4-inch exhaust elbow on applicable MerCruiser V6 and V8 systems, and is also listed for MerCruiser 120 and 140 stern drive engines.\u003c\/p\u003e\n\u003cp\u003eThe bellow has a 4-inch (102 mm) inside diameter and is 4.25 inches (108 mm) long. It is sold as a \u003cstrong\u003esingle bellow\u003c\/strong\u003e; clamps and other installation hardware are not included unless separately stated by the seller.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUpper exhaust bellow for compatible MerCruiser stern drive systems.\u003c\/li\u003e\n  \u003cli\u003e4-inch center-mounted riser to 4-inch elbow connection.\u003c\/li\u003e\n  \u003cli\u003e4-inch (102 mm) inside diameter.\u003c\/li\u003e\n  \u003cli\u003e4.25-inch (108 mm) overall length.\u003c\/li\u003e\n  \u003cli\u003eAftermarket replacement for the listed manufacturer and aftermarket reference numbers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number References\u003c\/h2\u003e\n\u003cp\u003eUse the following reference numbers to compare your existing upper exhaust bellow. Reference numbers do not replace confirming the engine configuration, exhaust connection, dimensions and application.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number References\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand or reference type\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\u003c\/td\u003e\n\u003ctd\u003e32-44348T\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e3244348T\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e44348T\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e32-44348001\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e3244348001\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e44348001\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra Marine\u003c\/td\u003e\n\u003ctd\u003e18-2748\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMallory Marine\u003c\/td\u003e\n\u003ctd\u003e9-72805\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eGLM\u003c\/td\u003e\n\u003ctd\u003e89120\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe company application data lists this bellow for \u003cstrong\u003eMerCruiser 120, MerCruiser 140, and select MerCruiser V6 and V8 stern drive engines\u003c\/strong\u003e. Exact year, serial-number and model-variant coverage is not specified in the product record, so confirm the connection arrangement and dimensions before ordering.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eEngine brand\u003c\/th\u003e\n        \u003cth\u003eListed applications\u003c\/th\u003e\n        \u003cth\u003eExhaust configuration\u003c\/th\u003e\n        \u003cth\u003eFitment conditions\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 and 140 stern drive engines\u003c\/td\u003e\n        \u003ctd\u003e4-inch upper exhaust connection\u003c\/td\u003e\n        \u003ctd\u003eConfirm the original bellow dimensions and connection arrangement.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMerCruiser\u003c\/td\u003e\n        \u003ctd\u003eSelect V6 and V8 stern drive engines\u003c\/td\u003e\n        \u003ctd\u003e4-inch center-mounted riser to 4-inch elbow\u003c\/td\u003e\n        \u003ctd\u003eExact model, year and serial-number coverage is not specified; verify before purchase.\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\u003eUpper exhaust bellow \/ exhaust boot\u003c\/dd\u003e\n  \u003cdt\u003eProduct quantity\u003c\/dt\u003e\n  \u003cdd\u003e1 bellow\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eMerCruiser stern drive engines, including listed 120, 140 and select V6\/V8 applications\u003c\/dd\u003e\n  \u003cdt\u003eConnection\u003c\/dt\u003e\n  \u003cdd\u003e4-inch center-mounted riser to 4-inch elbow\u003c\/dd\u003e\n  \u003cdt\u003eInside diameter\u003c\/dt\u003e\n  \u003cdd\u003e4 inches (102 mm)\u003c\/dd\u003e\n  \u003cdt\u003eLength\u003c\/dt\u003e\n  \u003cdd\u003e4.25 inches (108 mm)\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n  \u003cdd\u003eNot specified in the product record\u003c\/dd\u003e\n  \u003cdt\u003eClamps and hardware\u003c\/dt\u003e\n  \u003cdd\u003eNot included with this single bellow unless separately stated\u003c\/dd\u003e\n  \u003cdt\u003eWarranty\u003c\/dt\u003e\n  \u003cdd\u003eRefer to the applicable sales and returns policy\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 Upper Exhaust Bellow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e hose clamps, gaskets and other installation hardware unless specifically listed with your order.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the boat battery and allow the engine and exhaust system to cool completely.\u003c\/li\u003e\n  \u003cli\u003eConfirm that the replacement bellow matches the original inside diameter, length and connection arrangement.\u003c\/li\u003e\n  \u003cli\u003eLoosen and remove the clamps securing the existing bellow.\u003c\/li\u003e\n  \u003cli\u003eRemove the old bellow and inspect the riser, elbow and surrounding exhaust components for corrosion, damage or contamination.\u003c\/li\u003e\n  \u003cli\u003eClean the mounting surfaces without damaging the mating components.\u003c\/li\u003e\n  \u003cli\u003ePosition the new bellow in the same orientation as the original part.\u003c\/li\u003e\n  \u003cli\u003eInstall suitable clamps specified for the application. Clamps are not included with this single-bellow product.\u003c\/li\u003e\n  \u003cli\u003eTighten the clamps evenly according to the engine or clamp manufacturer's instructions; do not overtighten.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery, start the engine in a safe environment and inspect the connections for exhaust or water leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eMaintenance \u0026amp; Inspection\u003c\/h2\u003e\n\u003cp\u003eInspect the upper exhaust bellow during routine service and whenever exhaust odor, water leakage, visible cracking, soft spots, deformation or clamp movement is noticed. Replace the bellow immediately if it is split, hardened, damaged or no longer seals correctly. Because service life depends on operating conditions, storage and installation, no fixed replacement interval is specified here.\u003c\/p\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I confirm this bellow fits my engine?\u003c\/summary\u003e\u003cp\u003eConfirm that your engine is a MerCruiser 120, 140 or a listed select V6\/V8 stern drive application. Then compare the original bellow's 4-inch inside diameter, 4.25-inch length, center-mounted riser connection and elbow connection. Also compare the manufacturer reference number where available.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes this product fit every MerCruiser V6 or V8?\u003c\/summary\u003e\u003cp\u003eNo. The application is limited to select MerCruiser V6 and V8 stern drive engines with the specified 4-inch connection arrangement. Exact model, year and serial-number coverage is not provided, so do not rely on horsepower or engine displacement alone.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an upper or lower exhaust bellow?\u003c\/summary\u003e\u003cp\u003eThis is an upper exhaust bellow. It connects the upper exhaust area between a compatible center-mounted riser and 4-inch elbow.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eAre clamps included?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for one upper exhaust bellow. Clamps and other installation hardware are not included unless explicitly stated in the order details.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\u003cp\u003eThis is an aftermarket replacement. Mercury, Sierra Marine, Mallory Marine and GLM numbers shown on this page are manufacturer or reference numbers used for comparison and identification.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are common signs of failure?\u003c\/summary\u003e\u003cp\u003eCommon signs include cracks, splits, hardening, distortion, water leakage or exhaust odor in the engine compartment. Stop using the boat and inspect the exhaust system if a leak is suspected.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I install it myself?\u003c\/summary\u003e\u003cp\u003eInstallation access varies by boat and engine layout. If you are not experienced with marine exhaust systems, have the work performed by a qualified marine technician.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDisconnect the battery and work only on a cool engine and exhaust system.\u003c\/li\u003e\n  \u003cli\u003eVerify the engine application, connection arrangement and dimensions before purchase.\u003c\/li\u003e\n  \u003cli\u003eDo not assume fitment from V6\/V8 designation alone; only select applications are listed.\u003c\/li\u003e\n  \u003cli\u003eDo not operate the engine if exhaust gases or water are leaking into the engine compartment.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\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 — Practical aftermarket components for selected marine applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Product references and dimensions are provided to help you compare the replacement with your original part.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment Responsibility\u003c\/strong\u003e — Always confirm the engine configuration, connection arrangement and measurements before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723971203387,"sku":"17B1002","price":23.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Upper_Exhaust_Bellow_Fits_MerCruiser_43_50_57_62_74_L_V6_V8_Engines_________32-44348T_-_JLM_MARINE-8287758.jpg?v=1763038821"}],"url":"https:\/\/seasierra.com\/collections\/mercruiser-4-stroke-4-3l-8-2l-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}