{"title":"Volvo Penta 4-Stroke 3.0L-8.2L Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px 0;\"\u003e\n  \u003cp style=\"max-width:900px;\"\u003e\n    This page is for Volvo Penta 4‑stroke 3.0L–8.2L marine engines. It helps you quickly find compatible parts and service information, including maintenance tips, common replacement items, and troubleshooting guidance. You can also browse the main Volvo Penta collection, and at the bottom of this page you can start exploring parts for this engine range. On the collection page, use the “Filter \u0026amp; Sort” controls to narrow results by horsepower, year range, and part category.\n  \u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-parts\" style=\"display:inline-block;padding:10px 16px;border:1px solid #0b63ce;border-radius:6px;text-decoration:none;color:#0b63ce;\"\u003eBrowse All Volvo Penta Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"padding:20px 0;\"\u003e\n  \u003ch2\u003eHow to Identify Your 3.0L–8.2L Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the ID\/serial tag: often on the flame arrestor or intake cover, valve cover, or near the flywheel housing. Sterndrive packages also have a tag on the transom shield\/drive.\u003c\/li\u003e\n    \u003cli\u003eRead the full model and serial: suffixes can indicate fuel system (carb\/TBI\/EFI), emissions\/catalyst, and revision levels. Serial breaks determine exact parts.\u003c\/li\u003e\n    \u003cli\u003eConfirm platform: 3.0L inline‑4, 4.3L V6, or 5.0–8.2L V8. Ignition, fuel, and cooling components can vary by year and calibration.\u003c\/li\u003e\n    \u003cli\u003eWhen ordering, provide model, full serial number, and clear photos of the nameplate and the part you’re replacing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"padding:20px 0;\"\u003e\n  \u003ch2\u003eEngine Platform Overview\u003c\/h2\u003e\n  \n  \u003ch3\u003eInline‑4 (3.0L)\u003c\/h3\u003e\n  \u003ctable style=\"max-width:900px;width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e3.0L inline‑4 gasoline 4‑stroke; carbureted on earlier units, some later with TBI\/EFI; raw‑water or closed‑cooling depending on package.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eRepresentative 3.0L inline‑4 packages (verify exact model and serial for parts fit).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eSimple, economical to maintain, widely supported service items.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eMatch impeller style, thermostat temperature, and ignition components by serial break.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eV6 (4.3L)\u003c\/h3\u003e\n  \u003ctable style=\"max-width:900px;width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e4.3L V6 gasoline 4‑stroke; carb or EFI depending on year; robust charging and accessory drive.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eRepresentative 4.3L V6 variants; verify by model\/serial for exact parts compatibility.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eGood mid‑range torque and fuel economy; smooth running and easy cold starts on EFI versions.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eAlternators, starters, belts, and cooling parts can differ by bracket layout and calibration.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eV8 (5.0L–8.2L)\u003c\/h3\u003e\n  \u003ctable style=\"max-width:900px;width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eHigh‑output V8 gasoline 4‑stroke (5.0\/5.7\/7.4\/8.1\/8.2L); EFI common on later engines, with electronic ignition and closed‑loop fuel control on many 8.1–8.2L packages.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eRepresentative V8 packages in the 5.0–8.2L class; confirm by exact model and serial before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eStrong mid‑range pull, reliable EFI starting, and ample alternator output for onboard electronics.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eService kits and components (ignition, fuel, cooling) vary across years and serial breaks; some applications are catalyzed.\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:20px 0;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp style=\"max-width:900px;\"\u003eIntervals below are general guidelines; always follow the official service manual for your exact engine, duty cycle, and local conditions.\u003c\/p\u003e\n  \u003ctable style=\"max-width:900px;width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eEngine oil + filter\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eWarm engine prior to draining; use marine‑rated oil and replace the filter at each change.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\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=\"vertical-align:top;padding:6px 0;\"\u003eGear oil (drive \/ lower unit)\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eInspect for water intrusion or metal fines; repair seals\/bearings before further operation.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\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=\"vertical-align:top;padding:6px 0;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e100–200 hours\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eReplace as a set; verify correct heat range and gap for your calibration.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eFuel filter \/ water separator\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eDrain as needed; replace sooner if fuel contamination is suspected.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\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=\"vertical-align:top;padding:6px 0;\"\u003eRaw‑water pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e~200 hours or every 2 seasons\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eReplace sooner if temperature climbs or water flow weakens.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\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=\"vertical-align:top;padding:6px 0;\"\u003eSacrificial anodes\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eInspect every 50 hours; replace as needed\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eMatch alloy (zinc\/aluminum\/magnesium) to water type; replace around 50% wear.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\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=\"vertical-align:top;padding:6px 0;\"\u003eSerpentine \/ accessory belt\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eInspect every 100 hours\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eCheck for glazing, cracking, or chirping; inspect tensioner and idler pulleys.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/belt\"\u003eBelts\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:20px 0;\"\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\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\n\u003c\/li\u003e\n    \u003cli\u003eCharging System – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-alternators\"\u003eVolvo Penta Alternators\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eStarting System – \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-starters\"\u003eVolvo Penta Starters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eSensors \u0026amp; Electronics – \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  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"padding:20px 0;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"max-width:900px;width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eWeak water flow or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eInspect intake screens\/sea strainer; verify raw‑water pump impeller and thermostat operation.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eWater pump repair kit, thermostat, cooling hoses\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eCheck prop condition\/pitch; replace clogged fuel filters; verify spark plugs and fuel quality.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003ePropeller, fuel filter\/water separator, spark plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eTest battery and charging voltage; inspect ignition leads; look for air leaks in fuel lines.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eStarter\/battery cables, spark plugs, fuel lines\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eDrain and inspect gear oil; check for water intrusion; verify prop shaft straightness and seal condition.\u003c\/td\u003e\n        \u003ctd style=\"vertical-align:top;padding:6px 0;\"\u003eGear oil, lower unit seal kit, bearings, prop hardware\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"faq\" style=\"padding:20px 0;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between different years or platforms?\u003c\/summary\u003e\n    \u003cp\u003eSome routine service items cross over, but ignition, fuel, and cooling components often differ by platform updates and serial number breaks. Always match parts to the exact model and serial.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should the impeller be replaced?\u003c\/summary\u003e\n    \u003cp\u003eAs preventative maintenance, replace the raw‑water pump impeller about every two seasons or ~200 hours, and sooner if flow weakens or an overheat alarm occurs.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should gear oil be changed?\u003c\/summary\u003e\n    \u003cp\u003eChange drive\/lower unit oil every 100 hours or annually. If you find milky oil or metal fines, address seals or gear wear before further use.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information helps confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eProvide the full model code, serial number, and any suffix letters. Clear photos of the nameplate and the component being replaced speed up verification.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"padding:24px 0;\"\u003e\n  \u003cp style=\"max-width:900px;\"\u003eReady to find parts fast? Browse the main Volvo Penta collection and use the filters to narrow by horsepower, year, and model.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/volvo-penta-parts\" style=\"display:inline-block;padding:10px 16px;border:1px solid #0b63ce;border-radius:6px;text-decoration:none;color:#0b63ce;\"\u003eShop Volvo Penta Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px;color:#555;\"\u003eIf you’re unsure about your model, send us a clear 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":"marine-exhaust-bellows-assembly-fits-omc-volvo-penta-3-0l-8-2l-replaces-3852741-3863450","title":"Marine Exhaust Bellows Kit – 2 Upper Hoses and 2 Lower Hoses for OMC Cobra \u0026 Volvo Penta Stern Drives","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 marine exhaust bellows kit is designed for selected OMC Cobra and Volvo Penta stern-drive and out-drive applications. The kit includes four exhaust hoses: two upper hoses and two lower hoses. It is intended as a replacement set for renewing the upper and lower exhaust hose connections in the marine exhaust system.\u003c\/p\u003e\n\u003cp\u003eThe supplied upper hoses correspond to OEM reference 3852696, while the supplied lower hoses correspond to OEM reference 3863450. Catalog references identify 3852696 as an upper exhaust hose and 3863450 as an exhaust hose used with Volvo Penta applications. Always compare the hose position, dimensions, engine or drive model, and original part numbers before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComplete four-piece exhaust hose kit for selected OMC Cobra and Volvo Penta stern-drive applications.\u003c\/li\u003e\n  \u003cli\u003eIncludes two upper hoses and two lower hoses.\u003c\/li\u003e\n  \u003cli\u003eSupports replacement of worn, cracked, hardened, or deteriorated exhaust hoses.\u003c\/li\u003e\n  \u003cli\u003eDesigned for hose-clamp installation at the applicable exhaust connections; clamps are not specified as included in the company package data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following references are manufacturer or aftermarket catalog numbers associated with the hose components in this kit. Reference numbers identify the component type and should not be treated as universal fitment for every engine or drive configuration.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Cross-Reference\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003ePosition\u003c\/th\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\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\u003eUpper exhaust hose\u003c\/td\u003e\n        \u003ctd\u003eOMC \/ Volvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3852696\u003c\/td\u003e\n        \u003ctd\u003eOEM reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eUpper exhaust hose\u003c\/td\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-2779\u003c\/td\u003e\n        \u003ctd\u003eCatalog replacement reference for 3852696\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eLower exhaust hose\u003c\/td\u003e\n        \u003ctd\u003eOMC \/ Volvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3863450\u003c\/td\u003e\n        \u003ctd\u003eOEM reference supplied in the kit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eLower exhaust hose\u003c\/td\u003e\n        \u003ctd\u003eOMC \/ Volvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3852741\u003c\/td\u003e\n        \u003ctd\u003eAlternative lower-hose reference shown in catalogs; verify against the actual installation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eLower exhaust hose\u003c\/td\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-2780-1\u003c\/td\u003e\n        \u003ctd\u003eCatalog replacement reference for 3852741 and 3863450\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 listed for OMC Cobra stern-drive or out-drive systems and Volvo Penta stern-drive or out-drive systems. Exact compatibility depends on the engine, drive configuration, hose position, model year, and serial-number range.\u003c\/p\u003e\n\u003cp\u003eCatalog references for the related hoses include selected Volvo Penta applications such as GL, GS, GI, GXI, OSI, FI, FL, GIL, OSXI, FSI, and other configurations associated with 4.3L through 8.2L engine families. These references are application leads rather than confirmation for every engine in those displacement ranges. Confirm the exact original hose numbers and installation position before purchase.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Compatible Engine and Drive Applications\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eDrive or engine family\u003c\/th\u003e\n        \u003cth\u003eHose positions supplied\u003c\/th\u003e\n        \u003cth\u003eReference condition\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra stern drive \/ out drive\u003c\/td\u003e\n        \u003ctd\u003e2 upper and 2 lower hoses\u003c\/td\u003e\n        \u003ctd\u003eVerify exact model, year, drive configuration, and serial range\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eStern drive \/ out drive\u003c\/td\u003e\n        \u003ctd\u003e2 upper and 2 lower hoses\u003c\/td\u003e\n        \u003ctd\u003eVerify exact model, year, drive configuration, and serial range\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSelected GL, GS, GI, GXI, OSI, FI, FL, GIL, OSXI, and FSI applications\u003c\/td\u003e\n        \u003ctd\u003eUpper and lower hose components\u003c\/td\u003e\n        \u003ctd\u003eCatalog-based application lead; compare the original components before ordering\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\u003eMarine exhaust bellows and hose replacement kit\u003c\/dd\u003e\n  \u003cdt\u003eKit Configuration\u003c\/dt\u003e\n  \u003cdd\u003eFour-piece kit: two upper exhaust hoses and two lower exhaust hoses\u003c\/dd\u003e\n  \u003cdt\u003eUpper Hose Reference\u003c\/dt\u003e\n  \u003cdd\u003e3852696, two pieces supplied\u003c\/dd\u003e\n  \u003cdt\u003eLower Hose Reference\u003c\/dt\u003e\n  \u003cdd\u003e3863450, two pieces supplied\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eSelected OMC Cobra and Volvo Penta stern-drive or out-drive systems\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n  \u003cdd\u003eHose-clamp connection at the applicable exhaust system locations\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n  \u003cdd\u003eElastomeric exhaust hose material; exact compound is not specified in the company product record\u003c\/dd\u003e\n  \u003cdt\u003eColor\u003c\/dt\u003e\n  \u003cdd\u003eBlack, subject to product appearance and production variation\u003c\/dd\u003e\n  \u003cdt\u003eClamps\u003c\/dt\u003e\n  \u003cdd\u003eNot specified as included in the company package data\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e2 × Upper marine exhaust hoses corresponding to OEM reference 3852696\u003c\/li\u003e\n  \u003cli\u003e2 × Lower marine exhaust hoses corresponding to OEM reference 3863450\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eTurn off the engine, allow the exhaust system to cool completely, and disconnect the battery according to the manufacturer’s safety procedure.\u003c\/li\u003e\n  \u003cli\u003eConfirm the upper and lower hose positions and compare the replacement hoses with the originals before removal.\u003c\/li\u003e\n  \u003cli\u003eGain clear access to the applicable exhaust hose connections on the stern drive or out-drive system.\u003c\/li\u003e\n  \u003cli\u003eLoosen and remove the existing hose clamps. Replace damaged or corroded clamps with correctly sized marine-grade clamps if required.\u003c\/li\u003e\n  \u003cli\u003eRemove the old hoses and clean the mating surfaces. Do not install a new hose over damaged, sharp, or contaminated connection surfaces.\u003c\/li\u003e\n  \u003cli\u003eInstall the two upper and two lower hoses in their correct positions. Make sure each hose is fully seated and not twisted, kinked, or under abnormal tension.\u003c\/li\u003e\n  \u003cli\u003ePosition the clamps over the proper sealing areas and tighten them to the engine or drive manufacturer’s specification.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery, run the engine according to the manufacturer’s procedure, and inspect the exhaust area for water, exhaust, or cooling-system leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat does this product include?\u003c\/summary\u003e\n  \u003cp\u003eThis product is a four-piece kit containing two upper exhaust hoses corresponding to 3852696 and two lower exhaust hoses corresponding to 3863450. Clamps are not specified as included in the company package information.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this a single exhaust bellows or a complete kit?\u003c\/summary\u003e\n  \u003cp\u003eThis product is a replacement kit rather than a single hose. It supplies two upper hoses and two lower hoses for the applicable OMC Cobra or Volvo Penta stern-drive or out-drive installation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I confirm fitment?\u003c\/summary\u003e\n  \u003cp\u003eCompare your original upper and lower hose numbers, hose positions, dimensions, engine or drive model, model year, and serial number with the information supplied by the engine or drive manufacturer. The presence of an OMC or Volvo Penta model family alone does not confirm fitment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are common signs of a failing exhaust hose?\u003c\/summary\u003e\n  \u003cp\u003eCommon signs include cracks, splits, hardened or brittle rubber, visible deterioration, water in the bilge, unusual exhaust noise, or evidence of an exhaust or cooling-water leak. Inspect all upper and lower hoses during routine service.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eShould all four hoses be replaced together?\u003c\/summary\u003e\n  \u003cp\u003eReplacing the complete set can help restore consistent condition across the upper and lower exhaust connections, but the correct service decision depends on the condition of the existing hoses and the requirements of your specific engine and drive system.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDo you offer expedited shipping?\u003c\/summary\u003e\n  \u003cp\u003eStandard and expedited shipping options, where available for your location, are shown at checkout. Delivery times and available services vary by destination.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the warranty and return policy?\u003c\/summary\u003e\n  \u003cp\u003eWarranty and returns are handled according to the applicable store policy. Contact customer support with your order details before returning or installing a product if you believe the kit is incorrect or damaged.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm the exact hose position and part-number references before purchase. Upper and lower exhaust hoses are not interchangeable simply because they have similar appearance.\u003c\/li\u003e\n  \u003cli\u003eDo not rely on engine displacement alone to determine fitment. Model, year, drive configuration, and serial-number conditions must be kept together.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement kit and is not represented as an original equipment manufacturer component.\u003c\/li\u003e\n  \u003cli\u003eUse correctly sized marine-grade clamps where required. Follow the engine and drive manufacturer’s installation and torque instructions.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for marine exhaust-system work. Inspect for exhaust and water leaks before returning the boat to service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eMarine Replacement Parts\u003c\/b\u003e — We supply replacement components for common marine engine and stern-drive service applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eApplication-Focused Support\u003c\/b\u003e — Compare model details, original numbers, hose positions, and installation requirements before ordering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eGlobal Fulfillment\u003c\/b\u003e — Shipping options and delivery estimates are presented at checkout based on your destination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723963535675,"sku":"17B4001","price":79.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/17B4001_2f2d4505-4abd-4f1a-8038-29198b62e281.jpg?v=1763038502"}],"url":"https:\/\/seasierra.com\/collections\/volvo-penta-4-stroke-3-0l-8-2l-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}