{"title":"Parsun 2-Stroke 9.9HP Outboard Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px; border:1px solid #e5e7eb; border-radius:8px;\"\u003e\n  \u003cp\u003eThis page is for Parsun 2-Stroke 9.9HP outboard engines. Use it to find compatible parts and practical service information, including maintenance tips, common replacement items, and troubleshooting guidance. Many wear parts on these engines follow Yamaha-pattern designs, so you can also browse our Yamaha Outboard Parts collection for cross-compatible service items. Scroll to the bottom of the page to start browsing parts for this engine, and remember you can use the Filter \u0026amp; Sort controls on the collection pages to narrow results by horsepower, year range, and part category.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/yamaha-outboard-parts\" style=\"display:inline-block; padding:10px 14px; background:#0d9488; color:#fff; text-decoration:none; border-radius:6px;\"\u003eBrowse Yamaha Outboard Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"padding:16px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 9.9HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the ID plate: typically on the transom clamp bracket or swivel bracket. It lists model, serial number, and sometimes shaft length (S\/L).\u003c\/li\u003e\n    \u003cli\u003eDecode the suffixes: letters often indicate shaft length (15\" short vs 20\" long), tiller vs remote control, and manual vs electric start.\u003c\/li\u003e\n    \u003cli\u003eConfirm platform: Parsun 9.9HP 2‑stroke models are generally twin‑cylinder, carbureted designs. Many share Yamaha 63V‑pattern service parts, but verify by serial and dimensions.\u003c\/li\u003e\n    \u003cli\u003eFueling\/oiling: Determine if your engine is premix (typ. 50:1) or has oil‑injection. This affects service steps and parts selection (hoses, filters, pump).\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\u003eParsun 9.9HP 2‑Stroke (Yamaha 63V‑pattern twin)\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; border-bottom:1px solid #f3f4f6;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eInline‑2, carbureted 2‑stroke, CDI ignition; manual or electric start depending on variant.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e9.9HP 2‑stroke short\/long shaft variants; many components are similar to Yamaha 9.9\/15HP 63V‑era designs (verify fit).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eLightweight, simple carburetion, easy starting, parts widely available in compatible patterns.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eConfirm impeller, anode, and ignition components by serial and measurements. Shaft length and control type drive prop and control hardware selection.\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 for typical recreational use. Always follow the official service manual for your exact model and operating conditions.\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; border-bottom:1px solid #f3f4f6;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eEvery 100 hrs or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eInspect for metal or water (milky oil). Replace seals if water intrusion is found.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/lower-unit-seal-kits\"\u003eLower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eInspect 50 hrs; replace 100 hrs or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eCheck gap and color; replace if fouled from rich mix or extended idling.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eFuel filter \/ inline filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eInspect 50 hrs; replace 100 hrs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eHelps prevent carb jet clogging; replace sooner with contaminated fuel.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eWater pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eEvery 2 seasons or ~100 hrs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eReplace sooner if weak tell‑tale or overheat alarms occur.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/water-pump-impeller-rebuild-kits\"\u003eWater Pump Impeller Rebuild Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eAnodes (zinc\/aluminum)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eInspect 50 hrs; replace when 50% consumed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eChoose alloy for your water (salt, brackish, fresh). Keep contact surfaces clean.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e2‑stroke oiling (premix or injection)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eEvery outing (premix); inspect annually (injection)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003ePremix at the ratio specified for your model (often 50:1). If oil‑injected, inspect hoses and the filter; bleed system per manual.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/hoses\"\u003eHoses\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePropeller \u0026amp; hardware\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect each trip; remove\/grease annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCheck for hub slip and fishing line behind the prop which can cut seals.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"common-parts\" style=\"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\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System: \u003ca href=\"https:\/\/seasierra.com\/collections\/water-pump-impeller-rebuild-kits\"\u003eWater Pump Impeller Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System: \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-pumps\"\u003eFuel Pumps\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical: \u003ca href=\"https:\/\/seasierra.com\/collections\/electrical-items\"\u003eElectrical Items\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropulsion: \u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection: \u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eSealing Components: \u003ca href=\"https:\/\/seasierra.com\/collections\/oil-seals\"\u003eOil Seals\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; border-bottom:1px solid #f3f4f6;\"\u003eWeak tell‑tale stream \/ overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eInspect intake screens for debris; verify impeller condition; check thermostat for sticking.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eWater pump impeller kit, thermostat, intake screen\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003ePoor acceleration \/ power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eTest for prop hub slip; replace fuel; clean carb jets; check inline fuel filter and primer bulb.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003ePropeller, fuel filter, carburetor kit, fuel pump, hoses\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eVerify choke\/enrichment operation; inspect spark plug gap and condition; check for air leaks in fuel lines.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eSpark plugs, carburetor components, fuel lines, fuel filter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eExcessive smoke \/ oily drips\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eConfirm premix ratio; ensure thermostat reaches operating temp; avoid prolonged no‑load idling.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px; border-bottom:1px solid #f3f4f6;\"\u003eSpark plugs, thermostat, fuel\/oil hoses\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eGearcase noise \/ metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eDrain and inspect lube; look for water intrusion; check prop shaft seal for fishing line damage.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eLower unit seal kit, bearings, prop shaft seals\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 different years or platforms?\u003c\/summary\u003e\n    \u003cp\u003eMany Parsun 9.9HP 2‑stroke models follow Yamaha 63V‑pattern components, but not all parts interchange. Match by serial number, dimensions (e.g., impeller diameter\/spline), and shaft length to confirm fit before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the impeller?\u003c\/summary\u003e\n    \u003cp\u003eAs a preventive measure, replace the water pump impeller about every two seasons or ~100 hours, sooner if you see a weak tell‑tale, overheat alarms, or if the motor ingested sand or silt.\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 the gear lube annually or every 100 hours. If it appears milky (water intrusion) or metallic (gear wear), service seals and investigate gear condition 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 engine’s model\/serial plate, shaft length (S\/L), start type (manual\/electric), controls (tiller\/remote), and whether the unit is premix or oil‑injected. Photos of the nameplate and the part location also help.\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 what you need? Browse our Yamaha Outboard Parts collection for many cross‑compatible service items used on Parsun 9.9HP 2‑stroke platforms, then filter by category to narrow down your results.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/yamaha-outboard-parts\" style=\"display:inline-block; padding:10px 14px; background:#0d9488; color:#fff; text-decoration:none; border-radius:6px;\"\u003eBrowse Yamaha Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px; color:#374151;\"\u003eIf you’re unsure about your model, send us a clear photo of the nameplate and the part you need—we’ll help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"thermostat-fits-yamaha-2-stroke-3-250-hp-replaces-6e5-12411-02-00-688-12411-10-00","title":"Thermostat – Fits Yamaha 2-Stroke 3-250 HP (Replaces 6E5-12411-02-00, 688-12411-10-00)","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 \u003cstrong\u003eThermostat – Fits Yamaha 2-Stroke 3-250 HP\u003c\/strong\u003e is engineered for a wide range of Yamaha 2-Stroke outboard motors, covering models from 3 HP to 250 HP manufactured between 1984 and 2009. It plays a critical role in maintaining proper engine operating temperature for optimal performance and fuel efficiency.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct replacement for numerous Yamaha, Sierra, Parsun, and Mallory part numbers, ensuring broad interchangeability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstalls directly to the engine block for a straightforward fit.\u003c\/li\u003e\n\u003cli\u003eDesigned for use in closed cooling systems.\u003c\/li\u003e\n\u003cli\u003ePackage includes the thermostat, housing gasket, and seal.\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        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-00-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-01-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-10-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-20-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-30-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e688-12411-00-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e688-12411-01-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e688-12411-10-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6H3-12411-11-00\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3540\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3622\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eParsun\u003c\/td\u003e\n\u003ctd\u003eT15-04000010\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-43035\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\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\u003eThis part fits a variety of Yamaha standard 2-Stroke and HPDI outboards.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Yamaha 2-Stroke Outboards 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\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e9.9F\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–2005\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e15F\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–2005\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e25N\u003c\/td\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1994 and up\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e30D\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1987–2000\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eC30\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1993 and newer\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e40V\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1989–1997\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e50D\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995–2000\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-02-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e75C\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1994–2000\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e90A\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–2009\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1990–1999\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e115C\u003c\/td\u003e\n\u003ctd\u003e115\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1994–2009\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e130B\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1989–2001\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e140C\u003c\/td\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1987–1993\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e150F\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–2009\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e175D\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1994–2000\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e200F, 200G\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–2009\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e225D, 225G\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1990–2009\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e250A, 250B\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1990–2009\u003c\/td\u003e\n\u003ctd\u003e688-12411-11-00\u003c\/td\u003e\n\u003ctd\u003eReplaces 688-12411-00-00, 688-12411-10-00\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Yamaha 2-Stroke HPDI Outboards 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\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eZ150P, Z150Q\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke HPDI\u003c\/td\u003e\n\u003ctd\u003e2000–2009\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-30-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eZ175G\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e2-Stroke HPDI\u003c\/td\u003e\n\u003ctd\u003e2000–2009\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-30-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eZ200N, Z200P\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke HPDI\u003c\/td\u003e\n\u003ctd\u003e2000–2009\u003c\/td\u003e\n\u003ctd\u003e6E5-12411-30-00\u003c\/td\u003e\n\u003ctd\u003eSupersedes 6E5-12411-00-00, 6E5-12411-01-00\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\u003eThermostat\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect replacement\u003c\/dd\u003e\n  \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eGasoline\u003c\/dd\u003e\n  \u003cdt\u003eConnection\u003c\/dt\u003e\n\u003cdd\u003eDirect mount to engine block\u003c\/dd\u003e\n  \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003eBrass\/stainless steel\u003c\/dd\u003e\n  \u003cdt\u003eTemperature Rating\u003c\/dt\u003e\n\u003cdd\u003e50°C (122°F) opening temperature\u003c\/dd\u003e\n  \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eFor closed cooling system\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 Thermostat \u003cspan style=\"color:#d0021b;\"\u003e(688-12411)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 x Thermostat Housing Gasket \u003cspan style=\"color:#d0021b;\"\u003e(688-12414)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 x Thermostat Seal \u003cspan style=\"color:#d0021b;\"\u003e(688-12412)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the engine is completely cool before beginning work.\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery to prevent accidental starting.\u003c\/li\u003e\n\u003cli\u003eLocate the thermostat housing on the engine block. Place a drain pan underneath to catch any coolant.\u003c\/li\u003e\n\u003cli\u003eRemove the bolts securing the housing cover. Note their length and position if they differ.\u003c\/li\u003e\n\u003cli\u003eCarefully remove the old thermostat and gasket. Clean both mating surfaces of any old gasket material or corrosion.\u003c\/li\u003e\n\u003cli\u003eInstall the new thermostat, ensuring it is oriented correctly. Fit the new gasket and seal into place.\u003c\/li\u003e\n\u003cli\u003eRe-install the housing cover and tighten the bolts to the manufacturer's specified torque.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery, refill coolant as needed, and check for leaks after starting the engine.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are signs of a failing thermostat?\u003c\/summary\u003e\u003cp\u003eA faulty thermostat can cause engine overheating (if stuck closed) or the engine to run too cool and not reach operating temperature (if stuck open). This can lead to poor performance, increased fuel consumption, and inaccurate temperature gauge readings.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eAt what temperature does this thermostat open?\u003c\/summary\u003e\u003cp\u003eThis thermostat is designed to begin opening at 50°C (122°F) to allow coolant to circulate and regulate engine temperature.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I reuse my old gasket?\u003c\/summary\u003e\u003cp\u003eNo. It is critical to use the new gasket and seal included in the kit to ensure a proper, leak-free seal. Reusing old gaskets can lead to coolant leaks and overheating.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should I replace my outboard's thermostat?\u003c\/summary\u003e\u003cp\u003eReplacement intervals vary by engine manufacturer and usage, especially in saltwater environments. It is good practice to inspect it annually and consider replacement every 2-3 years as part of preventative maintenance.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this part compatible with non-Yamaha engines?\u003c\/summary\u003e\u003cp\u003eYes, it is cross-referenced for compatibility with specific Parsun, Sierra, and Mallory applications. Verify your engine's OEM part number against our Part Number Matrix to confirm fitment.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the difference between OEM and this aftermarket part?\u003c\/summary\u003e\u003cp\u003eThis is an aftermarket replacement part, not an original equipment manufacturer (OEM) component. It is engineered to meet or exceed OEM specifications for fit, form, and function, using comparable materials. Our parts are manufactured in an ISO 9002 certified facility and are batch-inspected to ensure quality and consistency.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow fast do you ship and what does it cost?\u003c\/summary\u003e\u003cp\u003eWe ship worldwide quickly, with a typical transit time of 5–15 days for most regions. Standard shipping is free. Expedited shipping options, if available for your location, will be presented at checkout.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is the warranty and return policy?\u003c\/summary\u003e\u003cp\u003eThis product is covered by a 1-year warranty against manufacturing defects under normal use conditions. If you encounter any issues, please contact our support team with your order details. Returns are accepted within our standard return window for items that are unused and in their original packaging. Refer to our policy page or contact us for detailed instructions.\u003c\/p\u003e\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":50718243225915,"sku":"GH-TH17050-Y","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/GH-TH17050-Y.png?v=1762958097"},{"product_id":"fuel-connector-fits-yamaha-6-90-hp-replaces-6g1-24305-655-24305","title":"Fuel Connector for Yamaha 6–90 HP Outboard Motors – Replacement for 6G1-24305","description":"\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis female \u003cstrong\u003efuel connector\u003c\/strong\u003e provides a quick-connect replacement for compatible Yamaha outboard fuel systems. It is listed for a broad range of Yamaha 6–90 HP outboard motors and connects to a compatible 1\/4-inch (6 mm) fuel hose. Always compare the connector, engine-side fitting, hose size, and reference number with your original part before installation.\u003c\/p\u003e\n  \u003cp\u003eThis aftermarket connector is listed as a replacement for Yamaha part number \u003cstrong\u003e6G1-24305\u003c\/strong\u003e. Some application listings also reference Yamaha number \u003cstrong\u003e655-24305\u003c\/strong\u003e; verify the original connector and fitting configuration before ordering.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eFemale quick-connect design for compatible engine-side male fittings.\u003c\/li\u003e\n    \u003cli\u003eIntegrated one-way check valve helps reduce fuel backflow and maintain fuel-line prime.\u003c\/li\u003e\n    \u003cli\u003eBarbed hose connection for a compatible 1\/4-inch (6 mm) fuel line.\u003c\/li\u003e\n    \u003cli\u003eSingle replacement connector; hose clamp is not included.\u003c\/li\u003e\n  \u003c\/ul\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 { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n    table.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\n    @media (max-width:480px){ table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; } }\n  \u003c\/style\u003e\n\n  \u003ch2\u003ePart Number References\u003c\/h2\u003e\n  \u003cp\u003eUse these references as identification aids only. Confirm the physical connector and engine-side fitting before installation.\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\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\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e6G1-24305\u003c\/td\u003e\n\u003ctd\u003ePrimary replacement reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e655-24305\u003c\/td\u003e\n\u003ctd\u003eAdditional application reference; verify before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-80414\u003c\/td\u003e\n\u003ctd\u003eAftermarket cross-reference supplied in the original listing; verify independently\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eJLM Marine\u003c\/td\u003e\n\u003ctd\u003e6G1-24305-03\u003c\/td\u003e\n\u003ctd\u003eAftermarket cross-reference supplied in the original listing; verify independently\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\u003eThe product is listed for compatible Yamaha 6–90 HP outboard applications. The model, year, horsepower, stroke, and engine-side fitting must all match; horsepower alone does not confirm fitment. The application examples below are provided as a reference guide rather than a substitute for checking the original part.\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\u003eModel or Application\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eReference\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\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003ePortable\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–present listing range\u003c\/td\u003e\n\u003ctd\u003e6G1-24305\u003c\/td\u003e\n\u003ctd\u003eVerify model and fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003ePortable\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–present listing range\u003c\/td\u003e\n\u003ctd\u003e6G1-24305\u003c\/td\u003e\n\u003ctd\u003eVerify model and fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003ePortable\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–present listing range\u003c\/td\u003e\n\u003ctd\u003e6G1-24305\u003c\/td\u003e\n\u003ctd\u003eVerify model and fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003ePortable\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–present listing range\u003c\/td\u003e\n\u003ctd\u003e6G1-24305\u003c\/td\u003e\n\u003ctd\u003eVerify model and fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eMidrange\u003c\/td\u003e\n\u003ctd\u003e25–90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984–present listing range\u003c\/td\u003e\n\u003ctd\u003e6G1-24305\u003c\/td\u003e\n\u003ctd\u003eConfirm the exact engine model\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF4–F40\u003c\/td\u003e\n\u003ctd\u003e4–40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999–present listing range\u003c\/td\u003e\n\u003ctd\u003e6G1-24305\u003c\/td\u003e\n\u003ctd\u003eConfirm the exact engine model\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eParsun\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e6–90\u003c\/td\u003e\n\u003ctd\u003e2- and 4-Stroke\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003ctd\u003eListed only for models using the same 6 mm fuel-line connection; verify 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 Specifications\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eFemale fuel-line connector\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eQuick-connect to a compatible male engine fitting\u003c\/dd\u003e\n    \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eGasoline; confirm fuel-system material requirements for your application\u003c\/dd\u003e\n    \u003cdt\u003eHose Connection\u003c\/dt\u003e\n\u003cdd\u003e1\/4-inch (6 mm) barbed fuel-hose connection\u003c\/dd\u003e\n    \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003eRubber\/ABS composite as listed\u003c\/dd\u003e\n    \u003cdt\u003eHousing Color\u003c\/dt\u003e\n\u003cdd\u003eBlack\u003c\/dd\u003e\n    \u003cdt\u003eApproximate Dimensions\u003c\/dt\u003e\n\u003cdd\u003e30 mm length × 20 mm diameter\u003c\/dd\u003e\n    \u003cdt\u003eApproximate Weight\u003c\/dt\u003e\n\u003cdd\u003e0.04 kg (1.13 oz)\u003c\/dd\u003e\n    \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003eFemale quick-connect\u003c\/dd\u003e\n    \u003cdt\u003eValve\u003c\/dt\u003e\n\u003cdd\u003eIntegrated one-way check valve\u003c\/dd\u003e\n  \u003c\/dl\u003e\n\n  \u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Female fuel connector\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eTurn off the engine, remove ignition sources, and work in a well-ventilated area.\u003c\/li\u003e\n    \u003cli\u003eRelieve fuel-system pressure where applicable and disconnect the existing fuel line from the engine-side fitting.\u003c\/li\u003e\n    \u003cli\u003eInspect the original connector, hose, barb, and engine-side fitting. Do not install the replacement if the fittings or hose size do not match.\u003c\/li\u003e\n    \u003cli\u003eRemove any old clamp and carefully pull the old connector from the fuel hose.\u003c\/li\u003e\n    \u003cli\u003ePush the new connector's hose barb fully into the compatible 1\/4-inch (6 mm) fuel line.\u003c\/li\u003e\n    \u003cli\u003eSecure the hose with a properly sized fuel-line clamp. The clamp is not included.\u003c\/li\u003e\n    \u003cli\u003eAlign the female connector with the engine-side male fitting and press it into place until it is securely seated.\u003c\/li\u003e\n    \u003cli\u003ePrime the fuel system, then inspect every connection for leakage before starting or operating the engine.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow do I confirm that this connector fits my engine?\u003c\/summary\u003e\n    \u003cp\u003eConfirm the exact engine model, year, horsepower, stroke, hose size, engine-side fitting, and original reference number. The connector is listed for compatible Yamaha 6–90 HP applications, but horsepower by itself does not establish fitment.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat part number is this connector intended to replace?\u003c\/summary\u003e\n    \u003cp\u003eThe primary replacement reference is Yamaha 6G1-24305. Yamaha 655-24305 and other aftermarket numbers may appear in application listings, so compare the physical part and fitting before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are signs of a failing fuel connector?\u003c\/summary\u003e\n    \u003cp\u003eCommon signs include fuel leakage, air entering the fuel system, difficult starting, engine stalling, a loose connection, cracks, or a brittle connector body.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs a hose clamp included?\u003c\/summary\u003e\n    \u003cp\u003eNo. This listing includes one fuel connector only. Use a properly sized fuel-line clamp or a serviceable existing clamp suitable for your hose and fuel system.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n    \u003cp\u003eNo. This is an aftermarket replacement connector intended for applications using the compatible fitting and hose configuration.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eCan I use this with ethanol-blended fuel?\u003c\/summary\u003e\n    \u003cp\u003eConfirm material compatibility with your fuel type and engine manufacturer requirements before use. Replace the connector if it becomes soft, swollen, cracked, or otherwise deteriorated.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I inspect the connector?\u003c\/summary\u003e\n    \u003cp\u003eInspect the connector and fuel hose before each boating season and whenever the fuel system is serviced. Replace it promptly if you find leakage, cracks, hardening, swelling, or a loose fit.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are the shipping and warranty terms?\u003c\/summary\u003e\n    \u003cp\u003eShipping, returns, and warranty coverage are governed by the applicable store policies shown at checkout or on the policy page. Contact support with your order details if assistance is needed.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eFuel is flammable. Work away from flames, sparks, hot surfaces, and other ignition sources.\u003c\/li\u003e\n    \u003cli\u003eVerify the connector, hose size, engine-side fitting, and reference number against your original part before purchase and installation.\u003c\/li\u003e\n    \u003cli\u003eDo not operate the engine if any fuel leak is present.\u003c\/li\u003e\n    \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended when you are unsure about fuel-system service.\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 — Marine replacement parts selected for practical fit and dependable service.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGlobal Fulfillment\u003c\/strong\u003e — Shipping options and estimated delivery times are shown during checkout.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCustomer Support\u003c\/strong\u003e — Contact support with your order and engine details for product assistance.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50718271439163,"sku":"JFC-17-601","price":17.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/JFC-17-601.png?v=1762958746"},{"product_id":"water-pump-outer-plate-fits-parsun-hidea-yamaha-9-9hp-15hp-2-stroke-replaces-63v-44323-00","title":"Water Pump Outer Plate – Fits Parsun, Hidea and Yamaha 9.9–15 HP 2-Stroke Outboards (Replaces Yamaha 63V-44323-00)","description":"\u003csection\u003e\n\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n  table.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\n  @media (max-width:480px){ table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; } }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003estainless steel water pump outer plate\u003c\/strong\u003e is a replacement component for the water pump assembly used in selected Parsun, Hidea and Yamaha 9.9 HP and 15 HP 2-stroke outboard motors. It installs in the lower-unit water pump assembly and is intended to help restore the correct condition of the pump plate during water pump service.\u003c\/p\u003e\n\u003cp\u003eThe plate is supplied as a single replacement component and is listed as a replacement for the Yamaha reference number \u003cstrong\u003e63V-44323-00\u003c\/strong\u003e. Always compare the reference number, plate design and dimensions with the component removed from your engine before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplacement outer plate for selected 2-stroke outboard water pump assemblies.\u003c\/li\u003e\n  \u003cli\u003eStainless steel construction for resistance to normal marine corrosion.\u003c\/li\u003e\n  \u003cli\u003eSuitable for use as part of a water pump service on compatible gasoline outboard motors.\u003c\/li\u003e\n  \u003cli\u003eSingle-component replacement; impeller, gaskets, housing and other service parts are not included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Reference\u003c\/h2\u003e\n\u003cp\u003eThe following manufacturer reference is associated with this replacement component. It is not a statement that every engine using the number has identical fitment; confirm the complete engine model and service-manual application before installation.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Reference\"\u003e\n    \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eReference Number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eParsun\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00 reference application\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eHidea\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00 reference application\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine and Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis replacement is intended for selected Yamaha, Parsun and Hidea 9.9–15 HP 2-stroke outboards. Model codes, production years, shaft configurations and serial-number ranges can affect fitment. Use the table as a reference only and verify the exact model code and the number stamped on the original plate before purchase.\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\u003eModel or Model Family\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eReference Year or Range\u003c\/th\u003e\n\u003cth\u003eReference Number\u003c\/th\u003e\n\u003cth\u003eFitment Note\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e15ELHU, 15ELRU, 15ESHU, 15MLHU, 15MSHU\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1996 reference application\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00\u003c\/td\u003e\n\u003ctd\u003eConfirm the exact model code before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e9.9ELHU, 9.9ELRU, 9.9ESHU, 9.9MLHU, 9.9MSHU\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1996 reference application\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00\u003c\/td\u003e\n\u003ctd\u003eConfirm the exact model code before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e15ELHV, 15ESHV, 15MLHV, 15MSHV\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997 reference application\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00\u003c\/td\u003e\n\u003ctd\u003eConfirm the exact model code before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e9.9ELHV, 9.9ELRV, 9.9ESHV, 9.9MLHV, 9.9MSHV\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1997 reference application\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00\u003c\/td\u003e\n\u003ctd\u003eConfirm the exact model code before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eOther selected 9.9 and 15 HP models\u003c\/td\u003e\n\u003ctd\u003e9.9–15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify by model and serial number\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00\u003c\/td\u003e\n\u003ctd\u003eDo not rely on horsepower alone to establish fitment.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eParsun\u003c\/td\u003e\n\u003ctd\u003eSelected 15 HP models\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify by model and serial number\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00 reference\u003c\/td\u003e\n\u003ctd\u003eCompare the original outer plate before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eHidea\u003c\/td\u003e\n\u003ctd\u003eSelected 15 HP models\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify by model and serial number\u003c\/td\u003e\n\u003ctd\u003e63V-44323-00 reference\u003c\/td\u003e\n\u003ctd\u003eCompare the original outer plate 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 Specifications\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eWater pump outer plate\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eStainless steel\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eReplacement component for the compatible lower-unit water pump assembly\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eSelected Parsun, Hidea and Yamaha gasoline outboards\u003c\/dd\u003e\n  \u003cdt\u003eEngine Type\u003c\/dt\u003e\n\u003cdd\u003eSelected 2-stroke outboard motors\u003c\/dd\u003e\n  \u003cdt\u003eReference Number\u003c\/dt\u003e\n\u003cdd\u003eYamaha 63V-44323-00\u003c\/dd\u003e\n  \u003cdt\u003eProduct Configuration\u003c\/dt\u003e\n\u003cdd\u003eSingle outer plate; not a complete water pump repair kit\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 ×\u003c\/span\u003e Stainless steel water pump outer plate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e impeller, gasket, water pump housing, key, seals, fasteners or other water pump service components.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and follow the safety instructions in the engine service manual.\u003c\/li\u003e\n  \u003cli\u003ePlace the outboard in a secure position and remove the lower unit according to the manufacturer's procedure.\u003c\/li\u003e\n  \u003cli\u003eExpose the water pump assembly and remove the housing and the old outer plate.\u003c\/li\u003e\n  \u003cli\u003eInspect the impeller, key, gasket, pump housing and related components for wear or damage.\u003c\/li\u003e\n  \u003cli\u003eClean the mating surfaces and confirm that the replacement plate matches the removed part.\u003c\/li\u003e\n  \u003cli\u003eInstall the outer plate in the correct orientation and reassemble the water pump using the service-manual procedure.\u003c\/li\u003e\n  \u003cli\u003eReinstall the lower unit and complete any required gearcase-oil service.\u003c\/li\u003e\n  \u003cli\u003eRun the engine only with an appropriate water supply and confirm a steady tell-tale stream before normal operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eLower-unit removal and water-pump service require mechanical knowledge. If you are not familiar with outboard service, use a qualified marine technician.\u003c\/p\u003e\n\n\u003ch2\u003eTroubleshooting and FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I confirm that this plate fits my engine?\u003c\/summary\u003e\n  \u003cp\u003eCheck the complete engine model code, horsepower, stroke, year and serial-number range against the manufacturer's service information. Also compare the reference number, shape and mounting details of the existing plate. Horsepower alone is not sufficient to confirm fitment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are signs that the water pump assembly needs service?\u003c\/summary\u003e\n  \u003cp\u003eA weak or missing tell-tale stream, overheating, visible scoring or corrosion, or an impeller that is cracked, hardened or missing vanes can indicate that the water pump assembly requires inspection.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this product include a complete water pump kit?\u003c\/summary\u003e\n  \u003cp\u003eNo. This listing is for one outer plate only. Inspect the complete pump assembly and replace the impeller, gasket and other worn components separately as required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan the engine be run without water during installation?\u003c\/summary\u003e\n  \u003cp\u003eNo. Never run an outboard without an adequate water supply. Even a brief dry run can damage the impeller and other pump components.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs sealant required?\u003c\/summary\u003e\n  \u003cp\u003eUse only the lubricants, gaskets and sealants specified by the engine manufacturer's service manual. Do not apply sealant to passages or surfaces where it could restrict water flow.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n  \u003cp\u003eThis is an aftermarket replacement component listed for the Yamaha 63V-44323-00 reference application. It is not represented as a genuine Yamaha-manufactured part.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the return policy?\u003c\/summary\u003e\n  \u003cp\u003eReturn eligibility and timing are governed by the applicable store policy. Contact support before installation if the part does not match your original component or if you need help confirming fitment.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety and Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the complete model, year, stroke, shaft configuration and serial-number range before ordering.\u003c\/li\u003e\n  \u003cli\u003eCompare the replacement plate with the original part before installation.\u003c\/li\u003e\n  \u003cli\u003eDo not use this component if its shape, mounting details or reference number do not match your application.\u003c\/li\u003e\n  \u003cli\u003eFollow the engine manufacturer's service procedures and torque specifications.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for lower-unit and water-pump work.\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 — Components selected for common outboard maintenance and repair applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Product information is organized around model, engine type and replacement-reference checks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupport Before Installation\u003c\/strong\u003e — Contact support with your complete engine model and original-part details if fitment is uncertain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723777347899,"sku":"63V-44323","price":24.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/63V-44323.png?v=1763031564"},{"product_id":"water-pump-impeller-fits-mercury-tohatsu-nissan-8-9-9hp-4-stroke-6-8-9-8hp-2-stroke-replaces-47-8037481-3b2-65021-1","title":"Water Pump Impeller for Mercury 8\/9.9 HP 4-Stroke and Tohatsu\/Nissan 6\/8\/9.8 HP Outboards – Replaces 47-8037481, 3B2-65021-1","description":"\u003csection\u003e\n  \u003cstyle\u003e\n    .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n    table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n    table.ss-table th, table.ss-table td { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n    table.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\n    @media (max-width:480px){ table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; } }\n  \u003c\/style\u003e\n\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis replacement \u003cstrong\u003ewater pump impeller\u003c\/strong\u003e is designed for selected Mercury, Tohatsu, and Nissan outboard cooling systems. It is a single impeller supplied for installation in the lower-unit water pump assembly.\u003c\/p\u003e\n  \u003cp\u003eCompany fitment data identifies this impeller for Mercury 8 HP and 9.9 HP 4-stroke engines, including the 209 cc configuration, as well as Tohatsu\/Nissan 6 HP, 8 HP, and 9.8 HP 2-stroke engines. It is also listed for Tohatsu MFS8 and MFS9.8 4-stroke models. Always compare the part number and the original impeller before ordering.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eReplacement water pump impeller for selected small outboard engines.\u003c\/li\u003e\n    \u003cli\u003eInstalls in the lower-unit water pump assembly.\u003c\/li\u003e\n    \u003cli\u003eSold as one impeller; the square drive key is not included.\u003c\/li\u003e\n    \u003cli\u003eAftermarket replacement component, not a manufacturer-branded OEM part.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003ePart Number References\u003c\/h2\u003e\n  \u003cp\u003eUse the following manufacturer and aftermarket references to help compare your original part. A matching number should be confirmed together with the engine model, horsepower, stroke, and year or serial-number requirements.\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\u003eReference Type\u003c\/th\u003e\n\u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003e3B2650211M\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury Marine\u003c\/td\u003e\n\u003ctd\u003e47-8037481\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury Marine\u003c\/td\u003e\n\u003ctd\u003e47-803748-1\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference variation\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury Marine\u003c\/td\u003e\n\u003ctd\u003e8037481\u003c\/td\u003e\n\u003ctd\u003eReference number\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury Marine\u003c\/td\u003e\n\u003ctd\u003e8M0214945\u003c\/td\u003e\n\u003ctd\u003eReference number\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-8920\u003c\/td\u003e\n\u003ctd\u003eAftermarket reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOMC \/ Evinrude Johnson\u003c\/td\u003e\n\u003ctd\u003e5040525\u003c\/td\u003e\n\u003ctd\u003eAdditional reference listed in company data\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3086\u003c\/td\u003e\n\u003ctd\u003eCatalog cross-reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eCEF\u003c\/td\u003e\n\u003ctd\u003e500344\u003c\/td\u003e\n\u003ctd\u003eCatalog cross-reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-45210\u003c\/td\u003e\n\u003ctd\u003eCatalog 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 Compatibility\u003c\/h2\u003e\n  \u003cp\u003eThe fitment below combines the exact company product records with compatible catalog applications. It is not an exhaustive list of every engine variation. Confirm the complete model designation and serial-number range for your engine before installation.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Engine Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eEngine or Model Family\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eReference\u003c\/th\u003e\n\u003cth\u003eFitment Notes\u003c\/th\u003e\n\u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8 HP and 9.9 HP, including 209 cc models\u003c\/td\u003e\n\u003ctd\u003e8\/9.9 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-8037481; 47-803748-1\u003c\/td\u003e\n\u003ctd\u003eCompany-listed Mercury fitment. Confirm the exact model and serial range.\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003eM6\/M8\/M9.8B\u003c\/td\u003e\n\u003ctd\u003e6\/8\/9.8 HP\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n\u003ctd\u003eCatalog applications include model years 2013–2022; exact serial conditions may vary.\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003eMFS6\/MFS8\/MFS9.8 and MFS8\/MFS9.8A3\u003c\/td\u003e\n\u003ctd\u003e6\/8\/9.8 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n\u003ctd\u003eCompany-listed MFS8\/MFS9.8 fitment; catalog applications include multiple model-year variants.\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSelected 6\/8\/9.8 HP outboards sharing the listed application\u003c\/td\u003e\n\u003ctd\u003e6\/8\/9.8 HP\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n\u003ctd\u003eCompany-listed Nissan\/Tohatsu application. Verify the original impeller and model details.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eTechnical Information\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n    \u003cdd\u003eWater pump impeller\u003c\/dd\u003e\n    \u003cdt\u003eProduct Construction\u003c\/dt\u003e\n    \u003cdd\u003eRubber impeller with a driveshaft hub\u003c\/dd\u003e\n    \u003cdt\u003eInstallation Location\u003c\/dt\u003e\n    \u003cdd\u003eLower-unit water pump assembly\u003c\/dd\u003e\n    \u003cdt\u003eQuantity\u003c\/dt\u003e\n    \u003cdd\u003eOne impeller\u003c\/dd\u003e\n    \u003cdt\u003eDrive Key\u003c\/dt\u003e\n    \u003cdd\u003eNot included; reuse or replace the key separately if required by the engine manufacturer\u003c\/dd\u003e\n    \u003cdt\u003eBrand Status\u003c\/dt\u003e\n    \u003cdd\u003eAftermarket replacement component\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 Water pump impeller\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e square drive key, water pump housing, gaskets, seals, or other lower-unit service parts.\u003c\/p\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eRefer to the engine service manual and place the engine in a safe, stable position before beginning work.\u003c\/li\u003e\n    \u003cli\u003eDisconnect the battery or ignition power as appropriate and prevent accidental starting.\u003c\/li\u003e\n    \u003cli\u003eRemove the lower unit according to the manufacturer's procedure.\u003c\/li\u003e\n    \u003cli\u003eOpen the water pump housing and remove the old impeller. Note the position of the drive key and the direction of the vanes.\u003c\/li\u003e\n    \u003cli\u003eInspect the housing, wear plate, seals, and drive key for wear or damage. Replace damaged parts before reassembly.\u003c\/li\u003e\n    \u003cli\u003eInstall the correct key if required, then fit the new impeller onto the driveshaft. Use a suitable lubricant recommended for water-pump service.\u003c\/li\u003e\n    \u003cli\u003eReinstall the water pump housing and any gaskets or seals in the correct positions.\u003c\/li\u003e\n    \u003cli\u003eReattach the lower unit and tighten all fasteners to the service-manual specifications.\u003c\/li\u003e\n    \u003cli\u003eRun the engine only in an appropriate test tank or in the water. Confirm a steady cooling-water tell-tale stream and check for overheating or leaks.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow do I confirm fitment?\u003c\/summary\u003e\n    \u003cp\u003eCompare your original impeller or service-manual number with the references listed above, then verify the complete engine brand, model, horsepower, stroke, year, and serial-number range. Do not rely on horsepower alone.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are the signs of a worn impeller?\u003c\/summary\u003e\n    \u003cp\u003eCommon signs include a weak or intermittent tell-tale stream, overheating, reduced cooling-water flow, cracked or stiff vanes, missing vane material, or an impeller that has taken a permanent set.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDoes this product include the square key?\u003c\/summary\u003e\n    \u003cp\u003eNo. The company product record identifies this as a single impeller, not a kit. The drive key is not included and must be reused or sourced separately when required.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n    \u003cp\u003eNo. This is an aftermarket replacement impeller. The manufacturer and aftermarket numbers shown on this page are reference numbers used for fitment comparison.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should an impeller be replaced?\u003c\/summary\u003e\n    \u003cp\u003eFollow the maintenance interval in your engine manufacturer's service manual. Inspect the impeller regularly and replace it sooner if the engine has been operated in sandy, silty, or debris-filled water or if cooling-water flow declines.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eConfirm the exact engine application before purchase and installation.\u003c\/li\u003e\n    \u003cli\u003eKeep horsepower, stroke, model, year, and serial-number conditions together when checking compatibility.\u003c\/li\u003e\n    \u003cli\u003eDo not operate an outboard without adequate cooling-water supply.\u003c\/li\u003e\n    \u003cli\u003eReplace damaged gaskets, seals, wear plates, or drive keys as needed during water-pump service.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended if you are unfamiliar with lower-unit or water-pump service.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMarine Replacement Parts\u003c\/strong\u003e — Practical replacement components for routine outboard maintenance and repair.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Product references and fitment information are provided to help you compare the original part.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eValue for Maintenance\u003c\/strong\u003e — Aftermarket components for keeping essential marine systems in service.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723979886907,"sku":"17IT006","price":14.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/17IT0061_d97e4bfa-c23b-43ff-9164-cbf5578e8c07.jpg?v=1763039189"},{"product_id":"water-pump-impeller-fits-mercury-mariner-8-9-9-hp-4-stroke-6-8-9-8-hp-2-stroke-replaces-47-8037481-3b2-65021-1","title":"Water Pump Impeller – Fits Tohatsu\/Nissan 6, 8 \u0026 9.8 HP Outboards (Replaces 3B2-65021-1, CEF 500344)","description":"\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\u003csection\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis high-quality \u003cstrong\u003ewater pump impeller\u003c\/strong\u003e is designed for selected Tohatsu and Nissan 6, 8, and 9.8 HP outboard engines. It replaces the original Tohatsu\/Nissan reference \u003cstrong\u003e3B2-65021-1\u003c\/strong\u003e and is matched to the CEF 500344 impeller specification for reliable water circulation through the outboard cooling system.\u003c\/p\u003e\n\u003cp\u003eThe impeller is installed in the lower-unit water pump assembly. Regular inspection and timely replacement help maintain cooling-water flow and reduce the risk of overheating caused by worn, cracked, or damaged impeller blades.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAftermarket replacement water pump impeller for selected small outboards.\u003c\/li\u003e\n\u003cli\u003eApplicable to the 6, 8, and 9.8 HP impeller application shown in the compatibility information below.\u003c\/li\u003e\n\u003cli\u003eDesigned for the lower-unit water pump assembly.\u003c\/li\u003e\n\u003cli\u003eVerify the engine model, stroke, year, serial number, and original impeller dimensions before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThese are manufacturer and aftermarket reference numbers associated with this impeller application. They are provided for identification and cross-reference purposes only.\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\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\u003eTohatsu \/ Nissan\u003c\/td\u003e\n        \u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCEF\u003c\/td\u003e\n        \u003ctd\u003e500344\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-8920\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eParsun\u003c\/td\u003e\n        \u003ctd\u003ePAF8-04000200\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\u003eFitment must be confirmed against the complete engine identification information. Horsepower alone is not sufficient because water-pump components can vary by model family, stroke, year, and serial-number range.\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\u003eModel or Application\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eOEM Reference\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\u003eTohatsu\u003c\/td\u003e\n        \u003ctd\u003eSelected 6, 8, and 9.8 HP models\u003c\/td\u003e\n        \u003ctd\u003e6 \/ 8 \/ 9.8\u003c\/td\u003e\n        \u003ctd\u003eConfirm for exact engine\u003c\/td\u003e\n        \u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n        \u003ctd\u003eMatch the original impeller and engine identification before purchase.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eTohatsu\u003c\/td\u003e\n        \u003ctd\u003eMFS8 \/ MFS9.8 applications\u003c\/td\u003e\n        \u003ctd\u003e8 \/ 9.8\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n        \u003ctd\u003eConfirm the precise model and serial-number range.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNissan\u003c\/td\u003e\n        \u003ctd\u003eSelected engines sharing the 3B2-65021-1 application\u003c\/td\u003e\n        \u003ctd\u003e6 \/ 8 \/ 9.8\u003c\/td\u003e\n        \u003ctd\u003eConfirm for exact engine\u003c\/td\u003e\n        \u003ctd\u003e3B2-65021-1\u003c\/td\u003e\n        \u003ctd\u003eUse the original part number and dimensions for final verification.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eParsun\u003c\/td\u003e\n        \u003ctd\u003eSelected F6, F8, and F9.8 applications\u003c\/td\u003e\n        \u003ctd\u003e6 \/ 8 \/ 9.8\u003c\/td\u003e\n        \u003ctd\u003eConfirm for exact engine\u003c\/td\u003e\n        \u003ctd\u003ePAF8-04000200\u003c\/td\u003e\n        \u003ctd\u003eAftermarket cross-reference; verify against the engine and old impeller.\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\u003eWater pump impeller\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n  \u003cdd\u003eReplaceable component in the lower-unit water pump assembly\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n  \u003cdd\u003eNeoprene rubber with a molded hub\u003c\/dd\u003e\n  \u003cdt\u003eOuter Diameter\u003c\/dt\u003e\n  \u003cdd\u003eApproximately 40 mm\u003c\/dd\u003e\n  \u003cdt\u003eHub Diameter\u003c\/dt\u003e\n  \u003cdd\u003eApproximately 18 mm\u003c\/dd\u003e\n  \u003cdt\u003eInner Shaft Opening\u003c\/dt\u003e\n  \u003cdd\u003eApproximately 12.1 mm; compare with the original impeller before installation\u003c\/dd\u003e\n  \u003cdt\u003eReference Specification\u003c\/dt\u003e\n  \u003cdd\u003eCEF 500344 \/ Tohatsu 3B2-65021-1 application\u003c\/dd\u003e\n  \u003cdt\u003eWarranty\u003c\/dt\u003e\n  \u003cdd\u003e1 year, subject to the applicable supplier terms\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 Water pump impeller\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA drive key, gasket, housing, wear plate, and other water-pump components are not included unless specifically shown or stated in the order details.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the battery or otherwise disable the engine to prevent accidental starting.\u003c\/li\u003e\n\u003cli\u003ePlace a drain pan under the lower unit and remove the gear-oil drain and fill screws if lower-unit removal requires draining the gearcase.\u003c\/li\u003e\n\u003cli\u003eRemove the fasteners securing the lower unit to the mid-section and carefully lower the gearcase.\u003c\/li\u003e\n\u003cli\u003eRemove the water-pump housing cover to expose the impeller.\u003c\/li\u003e\n\u003cli\u003eRemove the old impeller and drive key if fitted. Note the key position and the direction in which the original blades were folded.\u003c\/li\u003e\n\u003cli\u003eClean debris and corrosion from the impeller housing and inspect the housing and wear plate for grooves, distortion, or other damage.\u003c\/li\u003e\n\u003cli\u003eInstall the original or correctly specified drive key, then fit the new impeller over the shaft.\u003c\/li\u003e\n\u003cli\u003eUse a suitable water-pump assembly lubricant during installation. Turn the driveshaft in the correct direction for the engine while seating the impeller blades.\u003c\/li\u003e\n\u003cli\u003eReinstall the water-pump housing and tighten its fasteners to the engine manufacturer’s specifications.\u003c\/li\u003e\n\u003cli\u003eReattach the lower unit, ensuring that the driveshaft, shift shaft, and water tube are properly aligned.\u003c\/li\u003e\n\u003cli\u003eRefill the gearcase with the specified marine gear oil if it was drained, following the engine manufacturer’s procedure.\u003c\/li\u003e\n\u003cli\u003eRun the engine only with an adequate water supply and confirm a strong, steady tell-tale stream before normal operation.\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 confirm this impeller fits my exact engine?\u003c\/summary\u003e\n\u003cp\u003eMatch the complete engine model, year, serial number, stroke, and original impeller reference. Also compare the old impeller’s outer diameter, hub, shaft opening, and drive-key arrangement. The 3B2-65021-1 application is associated with selected Tohatsu\/Nissan 6, 8, and 9.8 HP engines, but not every engine in those horsepower classes uses the same impeller.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat are the signs of a failing water-pump impeller?\u003c\/summary\u003e\n\u003cp\u003eCommon signs include a weak or missing tell-tale stream, an overheating warning, rising engine temperature, damaged or missing blades, or a rubber impeller that has become brittle or deformed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow often should I replace the impeller?\u003c\/summary\u003e\n\u003cp\u003eInspect the impeller regularly and replace it according to the engine manufacturer’s maintenance schedule. Frequent use in saltwater, sand, silt, or polluted water can shorten service life and may require more frequent inspection.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the drive key included?\u003c\/summary\u003e\n\u003cp\u003eNo drive key is included with this impeller listing unless the order details specifically state otherwise. Reuse the correct serviceable key or obtain the properly specified replacement key separately.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhy does the engine still overheat after replacing the impeller?\u003c\/summary\u003e\n\u003cp\u003eCheck the blade orientation, drive key, water-pump housing, wear plate, water-intake passages, water tube, thermostat, and cooling passages. A damaged housing or blocked cooling system can prevent proper water circulation even when the impeller is new.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n\u003cp\u003eThis is an aftermarket replacement impeller. The listed manufacturer and aftermarket numbers are reference numbers used to help identify the intended application; they do not indicate that this product is manufactured by Tohatsu, Nissan, CEF, Sierra, or Parsun.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow fast is shipping and what does it cost?\u003c\/summary\u003e\n\u003cp\u003eTypical transit is 5–15 days. Standard shipping is free to most regions, with expedited options available at checkout where applicable.\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 use, subject to the applicable supplier terms. Returns are accepted within the standard return window for unused items in their original condition. Contact support for current policy details and return instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm the exact engine model, year, serial number, stroke, and original impeller dimensions before ordering.\u003c\/li\u003e\n\u003cli\u003eDo not rely on horsepower alone to determine fitment.\u003c\/li\u003e\n\u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended if you are unfamiliar with lower-unit or water-pump service.\u003c\/li\u003e\n\u003cli\u003eNever run an outboard without an adequate cooling-water supply.\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 replacement parts selected for dependable service in real-world conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery is available to most regions, with typical transit of 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing with attention to material quality and production consistency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723979952443,"sku":"24KM102-QM","price":19.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/24KM102-QM.png?v=1763039192"}],"url":"https:\/\/seasierra.com\/collections\/parsun-2-stroke-9-9hp-outboard-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}