{"title":"Volvo Penta 290HP 4-Stroke Marine Engine","description":"\u003csection id=\"hero\" style=\"padding:16px; border:1px solid #e5e7eb; border-radius:8px;\"\u003e\n  \u003cp\u003eThis page is dedicated to Volvo Penta 4‑Stroke 290 HP marine engines. Use it to find compatible parts, routine service information, maintenance tips, commonly replaced items, and troubleshooting guidance. You can also browse the main Volvo Penta collection for a wider range of components. Scroll to the bottom of this page to start browsing parts for this engine, and remember you can use the Filter \u0026amp; Sort controls on the collection page to narrow results by horsepower, year range, and part category.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta\" style=\"display:inline-block; margin-top:8px; padding:10px 14px; background:#064e3b; color:#fff; text-decoration:none; border-radius:6px;\"\u003eBrowse All Volvo Penta Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"padding:16px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 290 HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the identification\/serial plate: typically on the engine block (top\/front) and on the transom shield or sterndrive. Record the engine model (e.g., D4‑300) and serial number.\u003c\/li\u003e\n    \u003cli\u003eRead the full model code and suffix: codes may include the platform (D4\/D6), rated power, revision suffix (e.g., “A”), and drive type (DPH\/DPI). These details affect filters, anodes, impellers, and prop sets.\u003c\/li\u003e\n    \u003cli\u003eConfirm the platform: many 290–300 HP installations are D4 inline‑4 common‑rail diesels with DPH\/DPI DuoProp drives; larger boats may use the D6 inline‑6 platform.\u003c\/li\u003e\n    \u003cli\u003eNote control\/electronics: engines with EVC (Electronic Vessel Control) can use different sensors\/looms and offer features like Joystick Docking and Glass Cockpit integration.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"padding:16px;\"\u003e\n  \u003ch2\u003ePlatform Overview\u003c\/h2\u003e\n  \u003ch3\u003eVolvo Penta D4 Platform (commonly 150–320 HP)\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;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e3.7 L inline‑4, 4‑stroke common‑rail diesel with turbo and charge‑air cooling; typically paired with DPH\/DPI Aquamatic DuoProp sterndrive.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eD4‑270, D4‑300; some earlier packages were marketed around 290 HP. EVC controls common.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eStrong low‑RPM marine torque, efficient cruising, compact and durable design.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eService items (filters, anodes, impellers) often align across D4 variants, but verify by engine and drive serial. Pump revisions and drive type (DPH vs DPI) can change part fit.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eVolvo Penta D6 Platform (commonly 300–480 HP)\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;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e5.5 L inline‑6, 4‑stroke common‑rail diesel with turbo and charge‑air cooling; often paired with DPH\/DPI drives.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eD6‑300, D6‑350, D6‑380, D6‑400+ in various ratings with EVC.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eHigher output with strong mid‑range torque for heavier hulls and fast planing.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eFilters, belt sets, anodes, and prop sets differ from D4; confirm by full model and drive ID.\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=\"padding:16px;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines; always follow the official Volvo Penta service manual for your exact 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; 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;\"\u003eEngine oil \u0026amp; filter (diesel)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eUse the specified oil grade and OEM‑equivalent filter; change more often in severe service.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-service-maintenance-kits\"\u003eVolvo Penta Service \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eFuel filters (primary\/secondary)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEvery 200 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eReplace both stages; drain water separators frequently if contaminated fuel is suspected.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-fuel-filters\"\u003eVolvo Penta Fuel filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eSeawater pump impeller\/kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEvery 200 hours or 2 seasons\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eReplace sooner if overheat alarms occur or stream is weak; inspect housing wear.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-water-pump-repair-kits\"\u003eVolvo Penta Water Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAnodes (engine \u0026amp; drive)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect monthly; replace as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eMatch alloy to water type (zinc\/salt, aluminum\/brackish, magnesium\/fresh).\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-anodes\"\u003eVolvo Penta Anodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eGear oil (DPH\/DPI lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEvery 100–200 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eChange after initial break‑in; check for water ingress or metal on magnet.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-lower-unit-seal-kits\"\u003eVolvo Penta Lower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAir filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect every 100 hours; replace as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eRestricted filters cause black smoke and power loss on turbo diesels.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-air-filters\"\u003eVolvo Penta Air Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eDrive belts\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect every 100 hours\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCheck tension and cracking; replace if glazed or frayed.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/belt\"\u003eBelt\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=\"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\/volvo-penta-service-maintenance-kits\"\u003eVolvo Penta Service \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-water-pumps\"\u003eVolvo Penta Water pumps\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-impellers\"\u003eVolvo Penta Impellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-fuel-filters\"\u003eVolvo Penta Fuel filters\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-pumps\"\u003eFuel Pumps\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eElectrical \/ Charging – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-starters\"\u003eVolvo Penta Starters\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-alternators\"\u003eVolvo Penta Alternators\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-sensors\"\u003eVolvo Penta Sensors\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-anodes\"\u003eVolvo Penta Anodes\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropulsion – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-propellers\"\u003eVolvo Penta Propellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase Service – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-lower-unit-seal-kits\"\u003eVolvo Penta Lower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"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;\"\u003eOverheat alarm at cruise\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect seawater intake for blockage, check impeller condition and belt tension; verify coolant level (if heat‑exchanger cooled).\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eWater pump kit, impeller, thermostat, intake screen, belts\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePoor acceleration \/ power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eReplace fuel filters, check for boost leaks\/clamps at charge‑air hoses, verify prop condition\/pitch, scan EVC for fault codes.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eFuel filters, turbo\/charge‑air hoses, sensors, propeller\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCheck battery voltage and cranking speed, look for air in fuel lines, replace clogged filters; inspect starter and key wiring.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eFuel filters, starter, alternator\/charging leads, sensors\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eBlack smoke under load\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect\/replace air filter, confirm turbo spins freely and hoses are intact; verify injector condition and fuel quality.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAir filter, turbocharger, injectors, fuel filter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eGearcase noise \/ metal in oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCheck oil level and color; inspect for water intrusion; examine propshaft seals and prop for damage.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eLower unit seal kit, bearings, propeller\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=\"padding:16px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between D4 and D6 platforms or different drive types?\u003c\/summary\u003e\n    \u003cp\u003eSome hardware looks similar, but filters, anodes, belt sets, and many cooling and fuel components differ by platform and by drive (DPH vs DPI). Always confirm with your engine model\/serial and drive tag before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the seawater impeller?\u003c\/summary\u003e\n    \u003cp\u003eAs a rule of thumb, every 200 hours or every 2 seasons—sooner if you see high temperature alarms, weak flow, or after any overheating event.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should sterndrive gear oil be changed?\u003c\/summary\u003e\n    \u003cp\u003eTypically every 100–200 hours or annually, and after the first break‑in period. Inspect for water contamination and metal on the drain plug magnet.\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 the engine model and serial number, drive model (DPH\/DPI) and serial, plus any revision suffixes (e.g., “A”). Photos of the nameplate and the part you are replacing are very helpful.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"padding:16px; border-top:1px solid #e5e7eb;\"\u003e\n  \u003cp\u003eReady to find the right parts? Browse the main Volvo Penta collection and use Filter \u0026amp; Sort to narrow by horsepower, year, and model.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta\" style=\"display:inline-block; margin-top:8px; padding:10px 14px; background:#064e3b; color:#fff; text-decoration:none; border-radius:6px;\"\u003eShop Volvo Penta Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px; 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":"cylinder-head-gasket-fits-volvo-penta-mercruiser-5-7l-6-2l-v8","title":"Cylinder Head Gasket – Fits Volvo Penta\/Mercruiser 5.7L \u0026 6.2L V8","description":"\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;        \/* Do not 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 replacement \u003cstrong\u003eCylinder Head Gasket – Fits Volvo Penta\/Mercruiser 5.7L \u0026amp; 6.2L V8 (Replaces 17030, 3853380, 856474)\u003c\/strong\u003e is designed for a wide range of Volvo Penta (5.0L, 5.7L, 6.2L), Mercruiser, and GM Marine (305\/350 CID) V8 engines from the 1970s to the present. It ensures a reliable seal between the cylinder head and the engine block, essential for maintaining engine compression and preventing fluid leaks.\u003c\/p\u003e\n  \u003cp\u003eIt directly replaces Volvo Penta 3853380\/856474\/841207, Mercruiser 27-75611\/27-75611001, Crusader RM0195, Bombardier 0508718\/0509116, and Fel-Pro 17030.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eMaterial: Multi-layer steel with a non-stick coating for a durable, sealant-free installation.\u003c\/li\u003e\n    \u003cli\u003eApplication: Fits GM-based 305 and 350 CID marine engines with a 104.50 mm bore.\u003c\/li\u003e\n    \u003cli\u003eInstallation: Mounts directly between the engine block and cylinder head.\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      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3853380\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e856474\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e841207\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e27-75611\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercruiser\u003c\/td\u003e\n        \u003ctd\u003e27-75611001\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCrusader\u003c\/td\u003e\n        \u003ctd\u003eRM0195\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eBombardier\u003c\/td\u003e\n        \u003ctd\u003e0508718\u003c\/td\u003e\n      \u003c\/tr\u003e\n       \u003ctr\u003e\n        \u003ctd\u003eBombardier\u003c\/td\u003e\n        \u003ctd\u003e0509116\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eBombardier\u003c\/td\u003e\n        \u003ctd\u003e3853380\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eFel-Pro\u003c\/td\u003e\n        \u003ctd\u003e17030\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 Volvo Penta engines, this gasket fits a wide range of V8 models from the 1970s through current production years.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Volvo Penta 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\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e5.0-BY, 5.0-EF, 5.0-WT\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1990s–2000s\u003c\/td\u003e\n\u003ctd\u003e3853380\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e5.0Gi, 5.0GL, 5.0GS, 5.0GXi, 5.0OSi\u003c\/td\u003e\n\u003ctd\u003e220–270\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1990s–2000s\u003c\/td\u003e\n\u003ctd\u003e3853380\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e5.7-BY, 5.7-EF, 5.7-LK, 5.7-WT\u003c\/td\u003e\n\u003ctd\u003e270–300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1990s–2000s\u003c\/td\u003e\n\u003ctd\u003e3853380\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e5.7Gi, 5.7GL, 5.7GS, 5.7GXi, 5.7OSi, 5.7OSXi\u003c\/td\u003e\n\u003ctd\u003e270–320\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1990s–2000s\u003c\/td\u003e\n\u003ctd\u003e3853380\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e500A, 501, 501A, 501B, 570A, 571A, 572A\u003c\/td\u003e\n\u003ctd\u003e190–275\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1970s–1990s\u003c\/td\u003e\n\u003ctd\u003e856474\u003c\/td\u003e\n\u003ctd\u003eOlder models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eAQ200A\/B\/C\/D\/F, AQ210A, AQ211A\u003c\/td\u003e\n\u003ctd\u003e190–205\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1970s–1990s\u003c\/td\u003e\n\u003ctd\u003e856474\u003c\/td\u003e\n\u003ctd\u003eOlder models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eAQ225A\/B\/C\/D\/E\/F, AQ231A\/B\u003c\/td\u003e\n\u003ctd\u003e225–231\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1970s–1990s\u003c\/td\u003e\n\u003ctd\u003e856474\u003c\/td\u003e\n\u003ctd\u003eOlder models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eAQ255A\/B, AQ260A\/B, AQ271A\/B\/C\/D\u003c\/td\u003e\n\u003ctd\u003e255–275\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1970s–1990s\u003c\/td\u003e\n\u003ctd\u003e856474\u003c\/td\u003e\n\u003ctd\u003eOlder models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eAQ280A, AQ290A, AQ311A\/B\u003c\/td\u003e\n\u003ctd\u003e280–311\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1970s–1990s\u003c\/td\u003e\n\u003ctd\u003e856474\u003c\/td\u003e\n\u003ctd\u003eOlder models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eBB225A\/AV\/B\/C, BB231A\u003c\/td\u003e\n\u003ctd\u003e225–231\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1970s–1990s\u003c\/td\u003e\n\u003ctd\u003e856474\u003c\/td\u003e\n\u003ctd\u003eOlder models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eBB260A\/AV\/B\/C, BB261A\u003c\/td\u003e\n\u003ctd\u003e260–261\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1970s–1990s\u003c\/td\u003e\n\u003ctd\u003e856474\u003c\/td\u003e\n\u003ctd\u003eOlder models\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e6.2 Series\u003c\/td\u003e\n\u003ctd\u003e320–380\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2010s–Present\u003c\/td\u003e\n\u003ctd\u003e3853380\u003c\/td\u003e\n\u003ctd\u003eNewer V8 models\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp\u003eFor Mercruiser and other GM-based marine engines, compatibility generally covers models from 1997-newer with an 8-bolt intake manifold.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Mercruiser\/GM Marine 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\u003e5.0L (305 CID)\u003c\/td\u003e\n\u003ctd\u003e190–260\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997–newer\u003c\/td\u003e\n\u003ctd\u003e27-75611\/27-75611001\u003c\/td\u003e\n\u003ctd\u003eFor engines with 8-bolt intake manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e5.7L (350 CID)\u003c\/td\u003e\n\u003ctd\u003e220–320\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997–newer\u003c\/td\u003e\n\u003ctd\u003e27-75611\/27-75611001\u003c\/td\u003e\n\u003ctd\u003eFor engines with 8-bolt intake manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003e6.2L\u003c\/td\u003e\n\u003ctd\u003e320–380\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997–newer\u003c\/td\u003e\n\u003ctd\u003e27-75611\/27-75611001\u003c\/td\u003e\n\u003ctd\u003eFor engines with 8-bolt intake manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eCrusader\u003c\/td\u003e\n\u003ctd\u003e5.7L\/350 CID engines\u003c\/td\u003e\n\u003ctd\u003e270–330\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997–newer\u003c\/td\u003e\n\u003ctd\u003eRM0195\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMarine Power\u003c\/td\u003e\n\u003ctd\u003e5.7L\/350 CID engines\u003c\/td\u003e\n\u003ctd\u003e270–315\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997–newer\u003c\/td\u003e\n\u003ctd\u003e27-75611\u003c\/td\u003e\n\u003ctd\u003eCompatible with Vortec marine engines\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eBombardier\u003c\/td\u003e\n\u003ctd\u003e5.7L\/350 CID engines\u003c\/td\u003e\n\u003ctd\u003e270–315\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997–newer\u003c\/td\u003e\n\u003ctd\u003e0508718\/0509116\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\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\u003eCylinder Head Gasket\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eBetween cylinder head 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\u003eMulti-layer steel with non-stick coating\u003c\/dd\u003e\n    \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003e66.0 cm × 28.5 cm × 1.0 cm\u003c\/dd\u003e\n    \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e0.25 kg (0.55 lb)\u003c\/dd\u003e\n    \u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eGM 305 and 350 CID engines\u003c\/dd\u003e\n    \u003cdt\u003eBore Size\u003c\/dt\u003e\n\u003cdd\u003e104.50 mm (4.115 in)\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 Cylinder Head Gasket\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 completely drain the engine cooling system.\u003c\/li\u003e\n    \u003cli\u003eRemove interfering components like the intake\/exhaust manifolds, valve covers, and rocker arms.\u003c\/li\u003e\n    \u003cli\u003eFollowing the service manual, loosen and remove the cylinder head bolts in the specified reverse sequence.\u003c\/li\u003e\n    \u003cli\u003eCarefully lift the cylinder head from the engine block and remove the old gasket.\u003c\/li\u003e\n    \u003cli\u003eThoroughly clean and inspect the mating surfaces of the engine block and cylinder head. Ensure they are flat, clean, and dry.\u003c\/li\u003e\n    \u003cli\u003ePosition the new gasket correctly on the engine block; do not use any sealant.\u003c\/li\u003e\n    \u003cli\u003eCarefully lower the cylinder head onto the gasket and block.\u003c\/li\u003e\n    \u003cli\u003eInstall new or verified head bolts. Lubricate threads as per the manual and tighten in multiple stages, following the manufacturer's torque sequence and values precisely.\u003c\/li\u003e\n    \u003cli\u003eReinstall all previously removed components.\u003c\/li\u003e\n    \u003cli\u003eRefill the cooling system with the appropriate coolant, check oil level, and reconnect the battery before 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\n    \u003csummary\u003eHow do I know if my cylinder head gasket has failed?\u003c\/summary\u003e\n    \u003cp\u003eCommon signs include engine overheating, white smoke from the exhaust (coolant burning), milky or frothy engine oil (oil\/coolant mixing), bubbles in the radiator or coolant reservoir, and unexplained coolant loss.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDoes this gasket require sealant upon installation?\u003c\/summary\u003e\n    \u003cp\u003eNo. This is a multi-layer steel (MLS) gasket with a non-stick coating designed for a dry installation. Applying sealants can interfere with its function and cause premature failure.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eCan I reuse my old head bolts?\u003c\/summary\u003e\n    \u003cp\u003eIt is strongly recommended to use new head bolts, as many are torque-to-yield (TTY) and stretch permanently upon first use. Reusing them can lead to improper clamping force and gasket failure. Always consult your service manual.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this gasket compatible with both Vortec and non-Vortec heads?\u003c\/summary\u003e\n    \u003cp\u003eThis gasket is primarily designed for 1997 and newer engines, many of which use Vortec-style heads with an 8-bolt intake manifold. Always verify your specific engine requirements and part numbers before purchase.\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). It is built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility and 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\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":50606920958267,"sku":"17030","price":55.3,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/17030_2bf82560-d152-4103-ac3c-b0a7bed102a1.jpg?v=1758764674"},{"product_id":"gearcase-seal-kit-fits-volvo-penta-aq-sp-series-sterndrives-replaces-rec19037","title":"Gearcase Seal Kit – Fits Volvo Penta AQ\/SP Series Sterndrives (Replaces REC19037)","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\u003eGearcase Seal Kit\u003c\/strong\u003e is designed for single-propeller Volvo Penta sterndrives, including AQ series models (200–290 HP), SP-A, SP-A1, SP-A2, and SP-C drives. It is not compatible with DuoProp (DP) models.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct replacement for Volvo Penta part number ORB19037 and Orbitrade 19037.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstallation Location: Lower Unit\/Gearcase\u003c\/li\u003e\n\u003cli\u003eFitting Type: Drop-in replacement\u003c\/li\u003e\n\u003cli\u003eDesigned for single propeller Volvo Penta sterndrive models\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\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eORB19037\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOrbitrade\u003c\/td\u003e\n        \u003ctd\u003e19037\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\u003eFits the following single-propeller Volvo Penta AQ and SP series models. Does not fit DuoProp (DP) sterndrives.\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\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eAQ200\u003c\/td\u003e\n        \u003ctd\u003e200\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eAQ250\u003c\/td\u003e\n        \u003ctd\u003e250\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eAQ270, AQ270T\u003c\/td\u003e\n        \u003ctd\u003e270\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eAQ275, AQ275A\u003c\/td\u003e\n        \u003ctd\u003e275\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eAQ280, AQ280T\u003c\/td\u003e\n        \u003ctd\u003e280\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eAQ285A\u003c\/td\u003e\n        \u003ctd\u003e285\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eAQ290, AQ290A\u003c\/td\u003e\n        \u003ctd\u003e290\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSP-A, SP-A\/MT\u003c\/td\u003e\n        \u003ctd\u003eN\/A\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n        \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSP-A1, SP-A2\u003c\/td\u003e\n        \u003ctd\u003eN\/A\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSP-C\u003c\/td\u003e\n        \u003ctd\u003eN\/A\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e19037\u003c\/td\u003e\n        \u003ctd\u003eSingle propeller models only\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\u003eGearcase\/Outdrive Seal Kit\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eLower Unit\/Gearcase\u003c\/dd\u003e\n  \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eGasoline\/Petrol\u003c\/dd\u003e\n  \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003eLength: 130 mm (5.12 in)\u003cbr\u003eWidth: 245 mm (9.65 in)\u003cbr\u003eHeight: 35 mm (1.38 in)\u003c\/dd\u003e\n  \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e0.17 kg (0.37 lbs)\u003c\/dd\u003e\n  \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003eDrop-in replacement\u003c\/dd\u003e\n  \u003cdt\u003eThread Size\u003c\/dt\u003e\n\u003cdd\u003eVarious (multiple seals)\u003c\/dd\u003e\n  \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eDesigned for single propeller Volvo Penta sterndrive models\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 Complete Gearcase Seal Kit (Replaces REC19037)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eSecure the sterndrive in its highest position and disconnect the battery for safety.\u003c\/li\u003e\n  \u003cli\u003ePlace a drain pan under the lower unit and remove the drain\/fill plugs to let the gear oil drain completely.\u003c\/li\u003e\n  \u003cli\u003eRemove the propeller assembly.\u003c\/li\u003e\n  \u003cli\u003eUnbolt and carefully separate the lower unit (gearcase) from the upper driveshaft housing.\u003c\/li\u003e\n  \u003cli\u003eFollow the manufacturer's service manual to disassemble the gearcase and access the driveshaft and prop shaft seals.\u003c\/li\u003e\n  \u003cli\u003eCarefully extract all old seals, gaskets, and O-rings, taking care not to scratch or damage the metal sealing surfaces.\u003c\/li\u003e\n  \u003cli\u003eThoroughly clean all components and sealing surfaces of any old sealant, debris, and corrosion.\u003c\/li\u003e\n  \u003cli\u003eLightly lubricate the new seals and O-rings with marine grease. Install them using appropriate seal drivers to ensure they are seated evenly.\u003c\/li\u003e\n  \u003cli\u003eReassemble the gearcase components in reverse order, torquing all bolts to the manufacturer's specified values.\u003c\/li\u003e\n  \u003cli\u003eReinstall the lower unit to the sterndrive.\u003c\/li\u003e\n  \u003cli\u003eRefill the gearcase with fresh, high-quality marine gear lubricant as per your owner's manual.\u003c\/li\u003e\n  \u003cli\u003eAfter running the engine (on water or with a water supply), check for any oil or water leaks around the seal and parting line areas.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhich Volvo Penta drives is this kit compatible with?\u003c\/summary\u003e\n  \u003cp\u003eThis seal kit fits Volvo Penta single-propeller sterndrives, including the AQ series (AQ200-AQ290), SP-A, SP-A1, SP-A2, and SP-C models.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this kit suitable for DuoProp (DP) sterndrives?\u003c\/summary\u003e\n  \u003cp\u003eNo, this kit is specifically designed for single-propeller models and is not compatible with any DP\/DuoProp drives. Using it on an incompatible model will result in leaks and potential gearcase failure.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow can I confirm this is the correct part before ordering?\u003c\/summary\u003e\n  \u003cp\u003eCross-reference the OEM part numbers listed in our Part Number Matrix (such as ORB19037) with your service manual. Also, verify that your sterndrive model is listed in the Engine \u0026amp; Model Compatibility table.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the common signs that my gearcase seals are failing?\u003c\/summary\u003e\n  \u003cp\u003eKey indicators include a milky or cloudy appearance in the gear oil (indicating water intrusion), visible oil leaks from the propeller shaft or lower unit casing, or a persistent drop in the gear oil level.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhen should I replace my sterndrive seals?\u003c\/summary\u003e\n  \u003cp\u003eSeals should be replaced immediately if you notice any signs of leaks or water contamination. As a preventative measure, it is good practice to inspect or replace seals during major services or any time the gearcase is disassembled for other repairs.\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":50610203459899,"sku":"19037","price":88.52,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/19037_dae32841-64d0-4e05-8359-cce4f7514c69.jpg?v=1758940547"},{"product_id":"volvo-penta-decarbonizing-gasket-kit-fits-volvo-penta-d4-diesel-engines","title":"Volvo Penta Decarbonizing Gasket Kit – Fits Volvo Penta D4 Diesel Engines","description":"\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 is a complete \u003cstrong\u003eVolvo Penta Decarbonizing Gasket Kit\u003c\/strong\u003e designed for the Volvo Penta D4 series of 4-stroke diesel engines, covering models from 2006 to the present day. The kit provides the necessary gaskets and seals for performing a cylinder head overhaul or decarbonizing service to restore engine performance and efficiency.\u003c\/p\u003e\n    \u003cp\u003eIt serves as a direct aftermarket replacement for Volvo Penta part numbers 21371112 and its predecessor, 3588432.\u003c\/p\u003e\n    \u003cul\u003e\n        \u003cli\u003eEnables comprehensive engine head service and decarbonizing maintenance.\u003c\/li\u003e\n        \u003cli\u003eSpecifically designed for marine diesel fuel applications.\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 suppliers.\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\u003eVolvo Penta\u003c\/td\u003e\n            \u003ctd\u003e3588432\u003c\/td\u003e\n            \u003ctd\u003eSuperseded by 21371112\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n            \u003ctd\u003e21371112\u003c\/td\u003e\n            \u003ctd\u003eCurrent OEM part number\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 and year in the table below to ensure correct fitment.\u003c\/p\u003e\n    \u003cp\u003e\u003cb\u003eVolvo Penta Engines:\u003c\/b\u003e This kit is engineered for D4 models rated between 180 and 300 HP manufactured from 2006 onwards.\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\u003eVolvo Penta\u003c\/td\u003e\n            \u003ctd\u003eD4\u003c\/td\u003e\n            \u003ctd\u003e180-300\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e2006–Present\u003c\/td\u003e\n            \u003ctd\u003e21371112\/3588432\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\u003eDecarbonizing Gasket Kit\u003c\/dd\u003e\n      \u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eEngine head service\u003c\/dd\u003e\n      \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eDiesel\u003c\/dd\u003e\n      \u003cdt\u003ePackage Dimensions\u003c\/dt\u003e\n\u003cdd\u003e64.0\" L x 23.0\" W x 2.0\" H\u003c\/dd\u003e\n      \u003cdt\u003ePrimary Function\u003c\/dt\u003e\n\u003cdd\u003eFor cylinder head overhaul\/decarbonizing maintenance\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 Decarbonizing Gasket Kit (Replaces 21371112)\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n    \u003cp\u003eThe following is a generic guide. Always consult your engine’s official service manual for detailed procedures and torque specifications.\u003c\/p\u003e\n    \u003col\u003e\n        \u003cli\u003eDisconnect the battery and drain the engine coolant and oil.\u003c\/li\u003e\n        \u003cli\u003eRemove the exhaust and intake manifolds, fuel lines, and any other components obstructing access to the cylinder head.\u003c\/li\u003e\n        \u003cli\u003eCarefully loosen the cylinder head bolts in the sequence specified by the manufacturer to prevent warping.\u003c\/li\u003e\n        \u003cli\u003eRemove the cylinder head and old gasket. Thoroughly clean all mating surfaces on both the head and the engine block.\u003c\/li\u003e\n        \u003cli\u003ePosition the new head gasket correctly, ensuring all holes align.\u003c\/li\u003e\n        \u003cli\u003eReinstall the cylinder head and torque the bolts in the specified pattern and stages.\u003c\/li\u003e\n        \u003cli\u003eReassemble all previously removed components using the new gaskets and seals from the kit as required.\u003c\/li\u003e\n        \u003cli\u003eRefill engine coolant and oil to the proper levels.\u003c\/li\u003e\n        \u003cli\u003eStart the engine and carefully check for any fuel, oil, or coolant leaks.\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\u003eHow can I confirm this kit fits my specific D4 engine?\u003c\/summary\u003e\n        \u003cp\u003eThis kit is designed for the Volvo Penta D4 series from 2006 to present. While this covers most models, the best way to guarantee fitment is to cross-reference the OEM part number (21371112 or 3588432) with your engine's service manual or parts diagram. If in doubt, consult a professional marine mechanic.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eWhat are the signs that a decarbonizing service is needed?\u003c\/summary\u003e\n        \u003cp\u003eCommon symptoms include a noticeable loss of engine power, increased black smoke from the exhaust, rough idling, higher-than-normal fuel consumption, or engine overheating. These can indicate carbon buildup or a failing head gasket.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eDoes this kit include every seal needed for a cylinder head replacement?\u003c\/summary\u003e\n        \u003cp\u003eThis decarbonizing kit includes the essential gaskets required for a cylinder head service, such as the head gasket and manifold gaskets. However, depending on the specific job, you may need additional seals (e.g., valve stem seals) that might not be included. Always compare the kit contents with the job requirements listed in your service manual.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eWhen should the head gasket be replaced on a Volvo Penta D4?\u003c\/summary\u003e\n        \u003cp\u003eThere is no fixed replacement interval for a head gasket. It should be replaced if it fails, which can be indicated by overheating, or coolant\/oil mixing. It is also replaced whenever the cylinder head is removed for other service, such as decarbonizing or valve work.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eIs this an original Volvo Penta OEM part?\u003c\/summary\u003e\n        \u003cp\u003eThis listing is an aftermarket replacement (not OEM). It is built to OEM-level specifications with comparable materials. It has been manufactured in an ISO 9002 certified facility and is batch-inspected for quality and consistency.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eHow fast is shipping?\u003c\/summary\u003e\n        \u003cp\u003eWe ship worldwide, with typical transit times of 5–15 days for standard delivery. Expedited shipping options may be available at checkout depending on your location. Standard shipping is free for most orders.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eWhat is the warranty and return policy?\u003c\/summary\u003e\n        \u003cp\u003eThis product is covered by a 1-year warranty against manufacturing defects under normal marine use. If you encounter any issues, please contact our support team with your order details. Returns are accepted for unused items in their original condition within our standard return window. Please see our policy page or contact us 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 and specifications against your original part before purchasing. If anything differs—even if your model is listed as compatible—do not order.\u003c\/li\u003e\n        \u003cli\u003eThis is an aftermarket replacement component, not an OEM part.\u003c\/li\u003e\n        \u003cli\u003eProfessional installation is highly recommended for safety, performance, and to prevent engine damage.\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\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to meet or exceed OEM-level tolerances and rigorously test them for real-world reliability.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — We offer free standard delivery to most regions, with an average transit time of 5–15 days.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — By working directly with manufacturers, we provide fair pricing without compromising on high-quality materials or quality control.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50610203820347,"sku":"21371112","price":908.16,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/21371112_858414df-80fb-4414-8cec-b115b2d84b5a.jpg?v=1758940563"},{"product_id":"water-pump-impeller-kit-fits-volvo-penta-3-0-4-3-5-0-5-7-v6-v8-engines-replaces-3862281-21951346","title":"Water Pump Impeller Kit – 12-Spline, 12-Fin Neoprene Replacement for Volvo Penta 875811-2, 3858256 and 3862281","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\u003e12-spline, 12-fin water pump impeller kit\u003c\/strong\u003e is a neoprene replacement for selected Volvo Penta marine cooling-system applications. Catalog references identify this impeller kit with Volvo Penta part numbers \u003cstrong\u003e875811-2, 3858256 and 3862281\u003c\/strong\u003e, as well as Jabsco 1210-0001 and Johnson Pump 09-1027B.\u003c\/p\u003e\n\u003cp\u003eThe flexible neoprene impeller is designed to maintain raw-water circulation through the seawater pump. Confirm the part number, spline configuration, pump design and supplied components against your original part before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProduct Type: Water pump impeller kit\u003c\/li\u003e\n  \u003cli\u003eMaterial: Neoprene\u003c\/li\u003e\n  \u003cli\u003eDrive: 12-spline\u003c\/li\u003e\n  \u003cli\u003eImpeller Design: 12 fins\u003c\/li\u003e\n  \u003cli\u003eApplication: Selected Volvo Penta marine seawater-pump and cooling-system applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following are catalog-listed manufacturer and aftermarket references associated with this impeller-kit design. They are reference numbers only; verify your exact pump application before purchase.\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\u003eReference Type\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e875811-2 \/ 3858256 \/ 3862281\u003c\/td\u003e\n        \u003ctd\u003eListed replacement references\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJabsco\u003c\/td\u003e\n        \u003ctd\u003e1210-0001\u003c\/td\u003e\n        \u003ctd\u003eListed cross-reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Pump\u003c\/td\u003e\n        \u003ctd\u003e09-1027B\u003c\/td\u003e\n        \u003ctd\u003eListed cross-reference\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\u003eThis kit is associated with selected Volvo Penta inboard and sterndrive seawater-pump applications using the matching 12-spline, 12-fin impeller. The available catalog evidence confirms the part-number relationships above but does not establish a complete model, horsepower or year range for every engine.\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\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eApplication\u003c\/th\u003e\n        \u003cth\u003eConfiguration to Verify\u003c\/th\u003e\n        \u003cth\u003eConfirmed Reference Numbers\u003c\/th\u003e\n        \u003cth\u003eImportant Note\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSelected marine seawater-pump and cooling-system applications\u003c\/td\u003e\n        \u003ctd\u003e12-spline, 12-fin impeller; matching pump dimensions and cover arrangement\u003c\/td\u003e\n        \u003ctd\u003e875811-2, 3858256, 3862281\u003c\/td\u003e\n        \u003ctd\u003eDo not use engine displacement or model family alone to confirm fit.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJabsco \/ Johnson Pump\u003c\/td\u003e\n        \u003ctd\u003eApplications using the corresponding impeller design\u003c\/td\u003e\n        \u003ctd\u003eMatch the pump manufacturer reference and impeller configuration\u003c\/td\u003e\n        \u003ctd\u003e1210-0001 \/ 09-1027B\u003c\/td\u003e\n        \u003ctd\u003eCross-reference numbers must be checked against the installed pump.\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\u003eWater pump impeller kit\u003c\/dd\u003e\n  \u003cdt\u003eReplacement Type\u003c\/dt\u003e\n  \u003cdd\u003eAftermarket replacement\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n  \u003cdd\u003eNeoprene\u003c\/dd\u003e\n  \u003cdt\u003eDrive Type\u003c\/dt\u003e\n  \u003cdd\u003e12-spline\u003c\/dd\u003e\n  \u003cdt\u003eNumber of Fins\u003c\/dt\u003e\n  \u003cdd\u003e12\u003c\/dd\u003e\n  \u003cdt\u003ePrimary Application\u003c\/dt\u003e\n  \u003cdd\u003eSelected Volvo Penta marine seawater pumps and related cooling systems\u003c\/dd\u003e\n  \u003cdt\u003eConfirmed Reference Numbers\u003c\/dt\u003e\n  \u003cdd\u003eVolvo Penta 875811-2, 3858256 and 3862281; Jabsco 1210-0001; Johnson Pump 09-1027B\u003c\/dd\u003e\n  \u003cdt\u003eDimensions\u003c\/dt\u003e\n  \u003cdd\u003eVerify diameter, width, hub and spline dimensions against the original impeller before installation.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cp\u003eThis listing is for an impeller kit. Catalog references identify the kit as including service components such as gaskets, O-rings and\/or plugs, but component quantities are not consistently specified in the available reference material. Compare the received package with the product images and confirm all required sealing components before beginning installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x 12-fin, 12-spline neoprene impeller\u003c\/li\u003e\n  \u003cli\u003eService sealing components as supplied with the kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and close the raw-water intake seacock before servicing the pump.\u003c\/li\u003e\n  \u003cli\u003eLocate the seawater pump and place an absorbent towel beneath it to catch residual water.\u003c\/li\u003e\n  \u003cli\u003eRemove the pump-cover fasteners and carefully remove the cover plate.\u003c\/li\u003e\n  \u003cli\u003eRemove the old impeller with an impeller puller or suitable pliers. Avoid damaging the pump housing, shaft or cover.\u003c\/li\u003e\n  \u003cli\u003eInspect the removed impeller for missing fins. If fins are missing, locate and remove them from the cooling passages before operating the engine.\u003c\/li\u003e\n  \u003cli\u003eClean the pump housing and cover plate. Check for scoring, corrosion and abnormal wear.\u003c\/li\u003e\n  \u003cli\u003eLightly lubricate the new impeller with a lubricant approved for the pump and impeller material. Do not use petroleum products unless specifically approved by the pump manufacturer.\u003c\/li\u003e\n  \u003cli\u003eInstall the impeller with the blades oriented in the correct direction for pump rotation. The blades will flex as the impeller enters the housing.\u003c\/li\u003e\n  \u003cli\u003eInstall the supplied gasket, O-ring or other sealing component that matches the pump cover and original configuration.\u003c\/li\u003e\n  \u003cli\u003eReinstall the cover plate and tighten the fasteners evenly to the pump manufacturer’s specifications.\u003c\/li\u003e\n  \u003cli\u003eOpen the seacock, reconnect the battery and start the engine. Check for water flow, overheating and leaks around the pump cover.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I know if this impeller fits my pump?\u003c\/summary\u003e\u003cp\u003eCheck that your existing impeller or pump is associated with Volvo Penta 875811-2, 3858256 or 3862281, or with Jabsco 1210-0001 or Johnson Pump 09-1027B. Also verify the 12-spline, 12-fin configuration and the physical dimensions before ordering.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this a complete water pump?\u003c\/summary\u003e\u003cp\u003eNo. This is an impeller kit for servicing a compatible seawater or raw-water pump. The pump housing, shaft, cover and other pump components are not included unless specifically shown as part of the package.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are the signs of a failing impeller?\u003c\/summary\u003e\u003cp\u003eCommon signs include engine overheating, reduced raw-water flow, irregular water discharge, damaged or stiff blades, and visible cracking or deformation. A failed impeller can cause serious engine damage if operation continues.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should I replace the impeller?\u003c\/summary\u003e\u003cp\u003eInspect the impeller at the interval recommended by your engine or pump manufacturer. Replacement timing depends on operating hours, storage conditions and whether the boat operates in saltwater, freshwater or sandy water. Replace it whenever the blades show cracking, hardening, distortion or other damage.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eAre the blades supposed to bend during installation?\u003c\/summary\u003e\u003cp\u003eYes. Flexible impeller blades bend as they pass through the pump housing. Install them in the direction required by the pump’s rotation and lubricate the impeller with a compatible lubricant.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for an aftermarket replacement impeller kit. The listed Volvo Penta, Jabsco and Johnson Pump numbers are manufacturer or cross-reference numbers used to help confirm application.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes the kit include gaskets and O-rings?\u003c\/summary\u003e\u003cp\u003eThe referenced impeller-kit listings identify sealing components such as gaskets, O-rings and plugs, but the available catalog material does not consistently state the quantity for each component. Verify the actual package contents before installation.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I install this myself?\u003c\/summary\u003e\u003cp\u003eImpeller replacement is a common marine maintenance procedure, but the work should be performed only by someone familiar with the engine and raw-water system. If you are unsure about pump rotation, sealing components or installation torque, consult a qualified marine technician.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the complete manufacturer part number, spline count, fin count and dimensions before ordering.\u003c\/li\u003e\n  \u003cli\u003eDo not rely on engine displacement, horsepower or model family alone to confirm fitment.\u003c\/li\u003e\n  \u003cli\u003eClose the seacock and disconnect the battery before servicing the pump.\u003c\/li\u003e\n  \u003cli\u003eInspect the pump housing and cover whenever the impeller is replaced.\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\u003eMarine Maintenance Focus — Replacement parts selected for common seawater-pump and cooling-system service applications.\u003c\/li\u003e\n  \u003cli\u003eApplication-First Information — Use the listed manufacturer references and physical configuration to verify compatibility.\u003c\/li\u003e\n  \u003cli\u003eService Support — Review the complete package contents and installation requirements before beginning maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50718268064059,"sku":"jz12111433","price":28.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/jz12111433.png?v=1762958617"},{"product_id":"pencil-zinc-anode-fits-volvo-penta-md-tmd-tamd-d-series-replaces-838929-800476-804107-858501-18-6001","title":"Volvo Penta Inboard Zinc Anode – Aftermarket 18-6001 with OEM References 3838499, 800476, 804107, 838929 and 858501","description":"\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:520px; }\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\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis aftermarket \u003cstrong\u003ezinc sacrificial anode\u003c\/strong\u003e is intended for Volvo Penta inboard applications. Sacrificial anodes help protect compatible underwater metal components from galvanic corrosion by wearing in place of the protected component.\u003c\/p\u003e\n  \u003cp\u003eThe product is listed under aftermarket reference \u003cstrong\u003e18-6001\u003c\/strong\u003e. Company catalog records list the following Volvo Penta OEM references for this product: \u003cstrong\u003e3838499, 800476, 804107, 838929 and 858501\u003c\/strong\u003e.\u003c\/p\u003e\n  \u003cp\u003eBefore ordering, compare the reference number and the physical design of your existing anode with the information in your engine or cooling-system service documentation. Exact fitment may depend on the engine, cooling arrangement, application and serial-number range.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n  \u003cp\u003eThese are the manufacturer and aftermarket references associated with this product. Reference numbers alone should be confirmed against your specific application before installation.\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\u003eReference Type\u003c\/th\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\u003eAftermarket reference\u003c\/td\u003e\n\u003ctd\u003eAftermarket\u003c\/td\u003e\n\u003ctd\u003e18-6001\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3838499\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e800476\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e804107\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e838929\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e858501\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\u003eCompatibility Information\u003c\/h2\u003e\n  \u003cp\u003eThe company catalog identifies this product for \u003cstrong\u003eVolvo Penta Inboard\u003c\/strong\u003e applications. A Sierra catalog identifies aftermarket reference 18-6001 as an anode that replaces Volvo Penta reference 838929.\u003c\/p\u003e\n  \u003cp\u003eNo complete engine-model, horsepower, year or serial-number range is explicitly provided in the authoritative company record for this product. Do not assume that every MD, TMD, TAMD, D-series or 2000-series engine uses this anode. Confirm the applicable reference in the engine or cooling-system parts manual before purchase.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n    \u003cdd\u003eSacrificial zinc anode\u003c\/dd\u003e\n    \u003cdt\u003eApplication\u003c\/dt\u003e\n    \u003cdd\u003eVolvo Penta inboard marine applications\u003c\/dd\u003e\n    \u003cdt\u003eAftermarket Reference\u003c\/dt\u003e\n    \u003cdd\u003e18-6001\u003c\/dd\u003e\n    \u003cdt\u003eOEM References\u003c\/dt\u003e\n    \u003cdd\u003e3838499, 800476, 804107, 838929 and 858501\u003c\/dd\u003e\n    \u003cdt\u003eQuantity\u003c\/dt\u003e\n    \u003cdd\u003eOne anode\u003c\/dd\u003e\n    \u003cdt\u003eMaterial\u003c\/dt\u003e\n    \u003cdd\u003eZinc\u003c\/dd\u003e\n  \u003c\/dl\u003e\n  \u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Thread size, dimensions, weight and other installation measurements are not confirmed in the authoritative product record. Verify these details against the original part or the applicable service documentation before installation.\u003c\/p\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 aftermarket zinc sacrificial anode\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\u003eSwitch off the engine and allow it to cool completely before beginning work.\u003c\/li\u003e\n    \u003cli\u003eClose the relevant seacock or otherwise follow the service procedure for the cooling system to control water or coolant flow.\u003c\/li\u003e\n    \u003cli\u003ePlace a suitable container beneath the installation point to collect any draining fluid.\u003c\/li\u003e\n    \u003cli\u003eRemove the existing anode according to the engine or cooling-system service manual.\u003c\/li\u003e\n    \u003cli\u003eCompare the replacement anode with the removed part, including the anode shape, mounting arrangement and reference number.\u003c\/li\u003e\n    \u003cli\u003eClean the mating area and threads as directed by the service procedure. Do not force a mismatched thread or fitting.\u003c\/li\u003e\n    \u003cli\u003eInstall and tighten the anode according to the manufacturer's specified procedure and torque requirements.\u003c\/li\u003e\n    \u003cli\u003eRestore the cooling-system or seacock configuration, start the engine when safe, and check carefully for leaks.\u003c\/li\u003e\n  \u003c\/ol\u003e\n  \u003cp\u003eProfessional installation is recommended when the correct application, mounting arrangement or service procedure is uncertain.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eMaintenance and FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat does a sacrificial anode do?\u003c\/summary\u003e\n    \u003cp\u003eA sacrificial anode is designed to corrode preferentially to help reduce galvanic corrosion of compatible metal components in the marine system. The anode is a wear item and must be inspected periodically.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should this anode be inspected?\u003c\/summary\u003e\n    \u003cp\u003eInspection frequency depends on water chemistry, salinity, operating conditions and usage. Follow the engine manufacturer's maintenance schedule and replace the anode when it is significantly consumed, damaged or no longer provides the required protection.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDoes 18-6001 replace Volvo Penta 838929?\u003c\/summary\u003e\n    \u003cp\u003eThe Sierra catalog identifies 18-6001 as an anode that replaces Volvo Penta reference 838929. Confirm the remaining references and the physical configuration against your specific application before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eCan I use this for any Volvo Penta diesel engine?\u003c\/summary\u003e\n    \u003cp\u003eNo universal engine-model claim should be assumed. The product is identified for Volvo Penta inboard applications, but exact fitment must be confirmed using the applicable OEM reference, parts manual and engine or serial-number information.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n    \u003cp\u003eNo. This listing is for an aftermarket replacement anode. The Volvo Penta numbers shown are OEM reference numbers used for application identification.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eSafety and Important Information\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify the OEM reference, mounting arrangement and physical dimensions against your original part before purchase.\u003c\/li\u003e\n    \u003cli\u003eDo not install an anode with a different thread, fitting or configuration merely because the engine family appears similar.\u003c\/li\u003e\n    \u003cli\u003eUse the anode material appropriate for your operating water and follow the engine manufacturer's recommendations.\u003c\/li\u003e\n    \u003cli\u003eThis is an aftermarket replacement, not an OEM-manufactured component.\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\u003eMarine replacement parts selected for practical repair and maintenance applications.\u003c\/li\u003e\n    \u003cli\u003eReference-based product information to help customers compare replacement parts.\u003c\/li\u003e\n    \u003cli\u003eGlobal fulfillment options are available according to the shipping methods shown at checkout.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723798516027,"sku":"24ZA014*5","price":23.1,"currency_code":"USD","in_stock":true}]}],"url":"https:\/\/seasierra.com\/collections\/volvo-penta-290hp-4-stroke-marine-engine.oembed","provider":"SeaSierra","version":"1.0","type":"link"}