{"title":"Indmar 4-Stroke 380HP Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px 0;\"\u003e\n  \u003cp\u003eThis page supports owners of Indmar 4‑Stroke 380 HP marine engines with compatible parts guidance and service information. Below you’ll find maintenance tips, common replacement parts, and troubleshooting help. You can also browse our main parts categories by brand and system. Scroll to the bottom to start browsing parts, and remember that on collection pages you can use the Filter \u0026amp; Sort controls to narrow results by horsepower, year range, and part category.\u003c\/p\u003e\n  \u003cp\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\" style=\"display:inline-block;padding:10px 14px;border:1px solid #0a5;border-radius:6px;text-decoration:none;\"\u003eBrowse Service \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\"\u003e\n  \u003ch2\u003eHow to Identify Your 380HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the engine identification label or serial plate on the intake\/rocker cover, bell housing, or front accessory bracket. The ECM may also have a decal with the serial and calibration code.\u003c\/li\u003e\n    \u003cli\u003eRecord the full model\/serial and any suffixes (these can indicate emissions calibration, drive\/transmission option, or year family).\u003c\/li\u003e\n    \u003cli\u003eConfirm displacement and platform (e.g., 5.7L, 6.0L, 6.2L V8 EFI). A 4‑stroke V8 with electronic fuel injection is typical for this horsepower class.\u003c\/li\u003e\n    \u003cli\u003eIf the boat has closed cooling, note whether it’s half‑ or full‑system; thermostat and coolant parts differ from raw‑water–only engines.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\"\u003e\n  \u003ch2\u003eEngine Platform Overview\u003c\/h2\u003e\n  \u003ch3\u003eV8 EFI 4‑Stroke Inboard\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eGM‑based V8 4‑stroke with multi‑port EFI; raw‑water or closed‑cooling; belt‑driven raw‑water pump.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eExamples include 5.7L\/6.0L\/6.2L EFI V8 variants used in watersports boats of this output class.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eStrong mid‑range torque, reliable EFI starting, wide parts availability, and straightforward routine service.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eVerify thermostat rating by platform; impeller size and belt routing vary by pump and bracket set. Fuel and oil filter styles differ across years—match by serial and filter thread\/cartridge type.\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\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for a 4‑stroke V8 marine engine. Always follow your engine’s official service manual and operating conditions.\u003c\/p\u003e\n  \u003ctable style=\"width:100%;max-width:980px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eEngine oil + oil filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eWarm engine before draining; replace crush washer if equipped.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/oil-filters\"\u003eOil Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eTransmission fluid (inboard)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003e100–300 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eUse spec fluid; service cooler and lines; change filter if serviceable.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eEvery 300 hours or 3 years\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eMatch heat range and gap to engine calibration; inspect leads.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 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=\"padding:8px 0;\"\u003eFuel filter \/ water separator\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eReplace spin‑on and\/or inline elements; drain water as needed.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eRaw‑water pump impeller\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eReplace sooner if run dry or after overheat; carry a spare.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/impellers\"\u003eImpellers\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eThermostat\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eEvery 2–3 years\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eUse the correct temperature rating for your platform and cooling system.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eAnodes (engine\/heat exchanger)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eInspect every 50–100 hours; replace when 50% consumed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eChoose zinc (salt), aluminum (brackish), or magnesium (fresh) as appropriate.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eAccessory belt\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eInspect each 50 hours; replace 2 years or if cracked\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eVerify length\/rib count by bracket set and alternator size.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 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\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service: \u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eOil System: \u003ca href=\"https:\/\/seasierra.com\/collections\/oil-filters\"\u003eOil Filters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System: \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-pumps\"\u003eFuel Pumps\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System: \u003ca href=\"https:\/\/seasierra.com\/collections\/impellers\"\u003eImpellers\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/water-pumps\"\u003eWater Pumps\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical: \u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/alternators-1\"\u003eAlternators\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/starters\"\u003eStarters\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/sensors\"\u003eSensors\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGaskets \u0026amp; Seals: \u003ca href=\"https:\/\/seasierra.com\/collections\/gaskets\"\u003eGaskets\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/oil-seals\"\u003eOil Seals\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection: \u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%;max-width:980px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eOverheat alarm \/ running hot\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eInspect seawater intake for blockage, raw‑water impeller condition, belt tension, and thermostat operation.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eImpeller kit, water pump, thermostat, hoses\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eCheck fuel quality, replace water‑separating filter, verify fuel pressure, inspect spark plugs.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eFuel filter, fuel pump, injectors, spark plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eConfirm battery voltage, scan for ECM fault codes, inspect IAC\/air leaks, and plug condition.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eSensors, spark plugs, fuel filter, gaskets\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eTransmission noise or slipping\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eVerify fluid level\/condition, cooler restriction, and coupling alignment.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eTransmission fluid\/filter, hoses, seals\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eBattery not charging\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eTest alternator output, belt condition, connections, and main fuse\/breaker.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px 0;\"\u003eAlternator, belt, electrical connectors\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"faq\"\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 filters, belts, sensors, and ignition parts cross between year ranges, but many components (thermostats, impellers, brackets, ECM‑related parts) are platform‑specific. Always match by engine serial\/model and cooling system type.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the raw‑water impeller?\u003c\/summary\u003e\n    \u003cp\u003eAnnually or every 100 hours, whichever comes first. Replace immediately if the engine has overheated or the pump ran dry. Keep a spare impeller and gasket on board.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should transmission fluid be changed?\u003c\/summary\u003e\n    \u003cp\u003eMost inboard transmissions specify 100–300 hours or annually. Use the correct fluid type and service any in‑line screen or filter if equipped. Heat exchanger coolers should be inspected for debris.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information helps confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eProvide engine serial\/model, displacement (e.g., 5.7L\/6.0L\/6.2L), cooling system (raw‑water vs. closed), and photos of the existing part (filters, pump, belts). This ensures the correct thread size, cartridge style, belt length, or kit variant.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"padding:12px 0;\"\u003e\n  \u003cp\u003eReady to service your Indmar 4‑Stroke 380 HP engine? Browse by category or start with complete service kits to match your maintenance schedule.\u003c\/p\u003e\n  \u003cp\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\" style=\"display:inline-block;padding:10px 14px;border:1px solid #0a5;border-radius:6px;text-decoration:none;\"\u003eShop Service \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/p\u003e\n  \u003cp style=\"font-size:0.95em;color:#333;\"\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":"impeller-repair-kit-fits-johnson-jabsco-indmar-yanmar-replaces-09-812b-1-17935-0001-p","title":"Impeller Repair Kit for Johnson Pump Applications – Replaces 09-812B-1","description":"\u003csection\u003e\n\n\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003eimpeller repair kit\u003c\/strong\u003e is intended for selected raw-water pump applications using the Johnson Pump reference \u003cstrong\u003e09-812B-1\u003c\/strong\u003e. It is supplied as a service kit for replacing a worn or damaged marine engine cooling-system impeller.\u003c\/p\u003e\n\u003cp\u003eFitment depends on the exact pump, housing, shaft configuration, and engine application. Confirm the part number and the physical design of your existing impeller before ordering. The reference number is associated with Johnson Pump applications in the available catalog material; it should not be treated as universal fitment for every Johnson, Jabsco, Indmar, Yanmar, Volvo, or boat model.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAftermarket replacement for selected raw-water pump impeller applications.\u003c\/li\u003e\n  \u003cli\u003eDesigned for routine cooling-system service when the pump and impeller specifications match.\u003c\/li\u003e\n  \u003cli\u003eKit format includes the impeller and the listed sealing components.\u003c\/li\u003e\n  \u003cli\u003eVerify dimensions, spline or shaft connection, blade count, and cover-plate seal before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number References\u003c\/h2\u003e\n\u003cp\u003eThe following numbers are reference leads supplied with this listing. Cross-reference them against the number stamped or listed for your pump; number co-occurrence alone does not confirm fitment.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number References\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n\u003cth\u003eBrand or Source\u003c\/th\u003e\n\u003cth\u003eReference Number\u003c\/th\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eJohnson Pump\u003c\/td\u003e\n\u003ctd\u003e09-812B-1\u003c\/td\u003e\n\u003ctd\u003ePrimary replacement reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eJohnson Pump\u003c\/td\u003e\n\u003ctd\u003e09-812B\u003c\/td\u003e\n\u003ctd\u003eRelated reference shown for identification\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eJabsco\u003c\/td\u003e\n\u003ctd\u003e17935-0001-P\u003c\/td\u003e\n\u003ctd\u003eListing cross-reference; verify before purchase\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3306\u003c\/td\u003e\n\u003ctd\u003eListing cross-reference; verify before purchase\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eIndmar\u003c\/td\u003e\n\u003ctd\u003eS685007 \/ 685007\u003c\/td\u003e\n\u003ctd\u003eListing cross-reference; verify pump configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYanmar\u003c\/td\u003e\n\u003ctd\u003e119773-42600 \/ 119773-42600-01\u003c\/td\u003e\n\u003ctd\u003eListing cross-reference; verify application\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003ePleasurecraft\u003c\/td\u003e\n\u003ctd\u003eRP061018\u003c\/td\u003e\n\u003ctd\u003eListing cross-reference; verify application\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-45704\u003c\/td\u003e\n\u003ctd\u003eListing cross-reference; verify application\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6TA-12457-00\u003c\/td\u003e\n\u003ctd\u003eListing cross-reference; verify application\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eApplication and Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit is for selected marine raw-water pump applications rather than all engines sold under the brands listed below. The available catalog evidence identifies Johnson Pump 09-812B-1 in connection with a Volvo cooling-system application, including Volvo applications described as 1998 and earlier. This information is a catalog lead and must be checked against the complete pump and engine identification.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Application and Compatibility Guidance\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eReference\u003c\/th\u003e\n\u003cth\u003eCompatibility Guidance\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eJohnson Pump\u003c\/td\u003e\n\u003ctd\u003e09-812B-1 \/ 09-812B\u003c\/td\u003e\n\u003ctd\u003eConfirm the pump model, housing, shaft, and impeller dimensions.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo cooling-system applications\u003c\/td\u003e\n\u003ctd\u003eCatalog association with Johnson Pump 09-812B-1\u003c\/td\u003e\n\u003ctd\u003eCatalog text identifies Volvo applications described as 1998 and earlier; verify the exact engine and pump assembly.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eJabsco, Indmar, Yanmar, Pleasurecraft, Mallory, and Yamaha applications\u003c\/td\u003e\n\u003ctd\u003eSee reference table\u003c\/td\u003e\n\u003ctd\u003eUse the listed numbers only as cross-reference leads. Do not rely on brand or boat model alone.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n  \u003cdd\u003eRaw-water pump impeller repair kit\u003c\/dd\u003e\n  \u003cdt\u003eProduct Construction\u003c\/dt\u003e\n  \u003cdd\u003eNeoprene impeller with metal insert, as described for this listing\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n  \u003cdd\u003eReplacement service part for a matching pump assembly\u003c\/dd\u003e\n  \u003cdt\u003eFitment Basis\u003c\/dt\u003e\n  \u003cdd\u003ePart-number and physical-dimension comparison required\u003c\/dd\u003e\n  \u003cdt\u003ePrimary Reference\u003c\/dt\u003e\n  \u003cdd\u003eJohnson Pump 09-812B-1\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp\u003eExact dimensions, blade count, spline configuration, shaft size, and seal profile should be compared with the original part and pump manufacturer information before installation. Do not assume that a similar-looking impeller is interchangeable.\u003c\/p\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x Replacement impeller\u003c\/li\u003e\n  \u003cli\u003e1 x O-ring\u003c\/li\u003e\n  \u003cli\u003e1 x Gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePackage contents are based on the kit configuration described for this listing. Inspect the received parts before disassembly and confirm that the included seal matches your pump cover.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eSwitch off the engine, disconnect the battery where appropriate, and prevent accidental starting.\u003c\/li\u003e\n  \u003cli\u003eClose the raw-water intake seacock before opening the pump.\u003c\/li\u003e\n  \u003cli\u003ePlace an absorbent pad below the pump 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\u003eNote the original impeller blade orientation and remove the old impeller with suitable pliers or an impeller puller.\u003c\/li\u003e\n  \u003cli\u003eClean the pump cavity and remove any broken blade fragments or debris.\u003c\/li\u003e\n  \u003cli\u003eLightly lubricate the replacement impeller with a lubricant approved for the pump and cooling-system application.\u003c\/li\u003e\n  \u003cli\u003eInstall the impeller in the correct rotational orientation for the pump.\u003c\/li\u003e\n  \u003cli\u003eFit the new gasket or O-ring supplied for the matching cover design.\u003c\/li\u003e\n  \u003cli\u003eReinstall the cover evenly and tighten the fasteners to the pump manufacturer's specification.\u003c\/li\u003e\n  \u003cli\u003eOpen the seacock, reconnect the battery if disconnected, and check for leaks and proper cooling-water flow after starting.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I confirm that this kit fits my engine?\u003c\/summary\u003e\u003cp\u003eStart by matching your existing pump or impeller number to the reference table. Then compare the impeller diameter, width, blade count, shaft or spline connection, insert, and cover seal. Engine brand and boat model alone are not sufficient to confirm fitment.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are common signs of a worn impeller?\u003c\/summary\u003e\u003cp\u003eCommon symptoms include reduced cooling-water flow, engine overheating, damaged or missing blades, cracking, hardening, or pieces of impeller material found in the cooling passages. Other cooling-system faults can cause similar symptoms, so inspect the complete system.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should a raw-water impeller be replaced?\u003c\/summary\u003e\u003cp\u003eInspect the impeller according to the engine or pump manufacturer's maintenance schedule. Service intervals vary with operating hours, storage conditions, and exposure to saltwater, sand, or debris. Replace it sooner if it shows cracking, distortion, hardening, or missing blades.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan this kit correct an overheating engine?\u003c\/summary\u003e\u003cp\u003eA damaged raw-water impeller can contribute to overheating, but overheating may also result from a blocked intake, damaged pump housing, thermostat problems, restricted passages, or other faults. Diagnose the complete cooling system before returning the engine to service.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\u003cp\u003eNo. This is an aftermarket replacement kit. The listed manufacturer and reference numbers are provided for identification and cross-reference only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs professional installation recommended?\u003c\/summary\u003e\u003cp\u003eImpeller replacement is a routine service operation for experienced boat owners, but access and pump design vary. Use the manufacturer's service procedure and seek professional assistance if the pump configuration, installation direction, or seal arrangement is uncertain.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the exact pump and impeller application before purchase.\u003c\/li\u003e\n  \u003cli\u003eDo not operate the engine with the raw-water seacock closed.\u003c\/li\u003e\n  \u003cli\u003eInspect the pump housing, cover plate, wear surfaces, and cooling passages whenever an impeller fails.\u003c\/li\u003e\n  \u003cli\u003eDo not install the part if the dimensions, shaft connection, blade design, or seal profile differs from the original.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine Replacement Parts\u003c\/strong\u003e — Service components for routine boat and engine maintenance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listing\u003c\/strong\u003e — Reference numbers and compatibility guidance are provided to support careful part comparison.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment First\u003c\/strong\u003e — Always compare the original part and pump specifications before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723966845243,"sku":"OA-OV3D-KDGW","price":28.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/OA-OV3D-KDGW.png?v=1763038651"}],"url":"https:\/\/seasierra.com\/collections\/indmar-4-stroke-380hp-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}