{"title":"Force 2-Stroke 9.9-15HP Outboard Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px; border:1px solid #e5e7eb; border-radius:8px;\"\u003e\n  \u003cp\u003eThis page is for Force 2-Stroke 9.9–15HP outboard engines. Use it to find compatible parts and essential service information. Below you’ll find maintenance tips, common replacement parts, and troubleshooting guidance. You can also browse the main Force collection for a wider selection. Scroll down to the bottom of the page to start browsing parts for this engine. On the collection page, use the “Filter \u0026amp; Sort” controls to narrow results by horsepower, year range, and part category\/section.\u003c\/p\u003e\n  \u003cp\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/force-outboard-parts\" style=\"display:inline-block; padding:10px 14px; background:#1f2937; color:#fff; text-decoration:none; border-radius:6px;\"\u003eBrowse All Force Parts\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 9.9–15HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eFind the nameplate\/serial plate on the transom clamp bracket or swivel bracket. It lists model, serial, and often shaft length.\u003c\/li\u003e\n    \u003cli\u003eRead the model code and suffix: letters usually indicate shaft length (short\/long), tiller vs. remote, and electric start options. Serial ranges can indicate year.\u003c\/li\u003e\n    \u003cli\u003eConfirm 2‑Stroke configuration (premix fuel noted on cowling\/manual) and twin‑cylinder layout typical of 9.9–15HP Force engines.\u003c\/li\u003e\n    \u003cli\u003eMeasure shaft length (approx. 15\" short or 20\" long) to match driveshaft housing, water pump parts, and shift\/steering linkages.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003ePlatform Overview\u003c\/h2\u003e\n  \u003ch3\u003eForce 9.9–15HP 2‑Stroke Twin\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse;\" border=\"1\" cellpadding=\"8\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eInline‑2, carbureted 2‑Stroke with reed valves; manual or electric start; short or long shaft options.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003eForce 9.9HP and 15HP 2‑Stroke variants across multiple years; many share base powerhead and gearcase components.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eLight weight, simple design, good parts availability, easy DIY servicing.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eMany parts interchange between 9.9HP and 15HP; carburetor jetting and exhaust\/induction restrictors may differ. Always verify by model\/serial and shaft length.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"service-kits\" style=\"margin-top:24px;\"\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;\" border=\"1\" cellpadding=\"8\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd\u003eEvery season or 100 hours\u003c\/td\u003e\n        \u003ctd\u003eDrain and inspect for water or metal. Replace seals if oil is milky or leaking.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/force-outboard-parts\"\u003eForce Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd\u003eInspect 50 hours; replace 100 hours\u003c\/td\u003e\n        \u003ctd\u003eUse correct heat range and gap. Replace if fouled or worn.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark plug\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eInline fuel filter\u003c\/td\u003e\n        \u003ctd\u003eInspect 50 hours; replace 100 hours\u003c\/td\u003e\n        \u003ctd\u003eCheck for debris or water; verify primer bulb and fuel lines condition.\u003c\/td\u003e\n        \u003ctd\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\u003eWater pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd\u003eEvery 1–2 seasons or 200 hours\u003c\/td\u003e\n        \u003ctd\u003eReplace sooner if weak tell‑tale stream, overheat alarm, or sand\/silt use.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/force-water-pump-repair-kits\"\u003eForce Water Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAnodes (sacrificial)\u003c\/td\u003e\n        \u003ctd\u003eInspect often; replace when 50% eroded\u003c\/td\u003e\n        \u003ctd\u003eEssential for corrosion protection. Ensure clean, solid electrical contact.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e2‑Stroke fuel\/oil mix\u003c\/td\u003e\n        \u003ctd\u003eEvery fill‑up\u003c\/td\u003e\n        \u003ctd\u003eUse fresh fuel; typical 50:1 premix unless your manual specifies otherwise.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/force-outboard-parts\"\u003eForce Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eLower unit seal kit (if water intrusion found)\u003c\/td\u003e\n        \u003ctd\u003eAs needed\u003c\/td\u003e\n        \u003ctd\u003eInspect prop shaft for fishing line damage; reseal before continued use.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/force-lower-unit-seal-kits\"\u003eForce Lower Unit Seal Kits\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=\"margin-top:24px;\"\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\/force-water-pump-repair-kits\"\u003eForce Water Pump Repair Kits\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/impellers\"\u003eImpellers\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\/carburetor\"\u003eCarburetor\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical: \u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark plug\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/electrical-items\"\u003eElectrical Items\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase \u0026amp; Propulsion: \u003ca href=\"https:\/\/seasierra.com\/collections\/force-lower-unit-seal-kits\"\u003eForce Lower Unit Seal Kits\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/propeller-guards\"\u003ePropeller Guards\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\u003eHandling Upgrades: \u003ca href=\"https:\/\/seasierra.com\/collections\/outboard-hydrofoil-stabilizers\"\u003eOutboard Hydrofoil Stabilizers\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse;\" border=\"1\" cellpadding=\"8\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eWeak tell‑tale stream or overheat alarm\u003c\/td\u003e\n        \u003ctd\u003eClogged intake screens, brittle impeller, thermostat stuck, pinched hoses\u003c\/td\u003e\n        \u003ctd\u003eWater pump repair kit, impeller, thermostat, hoses\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd\u003eProp damage\/cavitation, fouled plugs, dirty carb, restricted fuel filter\u003c\/td\u003e\n        \u003ctd\u003eSpark plugs, propeller, carburetor service parts, fuel filter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd\u003eOld fuel, incorrect premix, choke\/enrichment operation, air leaks\u003c\/td\u003e\n        \u003ctd\u003eSpark plugs, fuel filter, carburetor kit, hoses\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eExcessive smoke (2‑Stroke)\u003c\/td\u003e\n        \u003ctd\u003eOil ratio too rich, extended idling, low engine temperature\u003c\/td\u003e\n        \u003ctd\u003eSpark plugs, carburetor adjustments\/service, thermostat\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd\u003eLow oil level, water intrusion, fishing line on prop shaft, worn bearings\u003c\/td\u003e\n        \u003ctd\u003eLower unit seal kit, bearings, propeller hardware\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"faq\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between Force 9.9HP and 15HP 2‑Stroke models?\u003c\/summary\u003e\n    \u003cp\u003eMany components are shared, but carburetor jetting, intake\/exhaust restrictors, and some ignition or linkage parts can differ by horsepower and year. Always confirm by model\/serial and shaft length.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should the impeller be replaced?\u003c\/summary\u003e\n    \u003cp\u003eReplace the impeller every 1–2 seasons or about 200 operating hours, and immediately after any overheat or if the tell‑tale stream is weak.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should gear oil be changed?\u003c\/summary\u003e\n    \u003cp\u003eAt least once per season or every 100 hours. If the oil appears milky (water intrusion), service the seals before further use.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information do I need to confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eProvide the full model number, serial number, shaft length, start\/control type (manual\/remote, electric), and photos of the nameplate and the part you’re replacing.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"margin-top:24px; padding:16px; border:1px solid #e5e7eb; border-radius:8px;\"\u003e\n  \u003cp\u003eReady to find your parts? Browse the main Force collection, then use Filter \u0026amp; Sort to refine by horsepower, year, and model.\u003c\/p\u003e\n  \u003cp\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/force-outboard-parts\" style=\"display:inline-block; padding:10px 14px; background:#1f2937; color:#fff; text-decoration:none; border-radius:6px;\"\u003eShop Force Outboard Parts\u003c\/a\u003e\u003c\/p\u003e\n  \u003cp style=\"font-size:0.95em; color:#374151;\"\u003eIf you’re unsure about your model, send us a photo of the nameplate and the part you need and we’ll help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"water-pump-impeller-kit-fits-mercury-mariner-6-15-hp-outboards-replaces-47-42038-2-47-42038q02","title":"Water Pump Impeller Kit – Fits Mercury\/Mariner 6-15 HP Outboards (Replaces 47-42038-2, 47-42038Q02)","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\u003csection\u003e\n\t\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\t\u003cp\u003eThis \u003cstrong\u003eWater Pump Impeller Kit – Fits Mercury\/Mariner 6-15 HP Outboards (Replaces 47-42038-2, 47-42038Q02)\u003c\/strong\u003e is a direct replacement part designed to restore your engine's cooling system. It is engineered for a broad range of models, including Mercury\/Mariner 6-15 HP 2-Stroke (Serial 0A197112 \u0026amp; Up), 8-9.9 HP 4-Stroke (2004 \u0026amp; Prior), 15 HP 4-Stroke (323cc), and Force 9.9-15 HP (1998) outboards.\u003c\/p\u003e\n\t\u003cp\u003eThis kit serves as a direct interchange for Mercury part numbers 47-42038, 47-42038-2, 47-42038Q02, 47-420381, and 47-420382, as well as common aftermarket cross-references including Sierra 18-3062, GLM 89451, and Mallory 9-45309.\u003c\/p\u003e\n\t\u003cul\u003e\n\t\t\u003cli\u003eImpeller is molded from a durable neoprene compound for reliable performance and long service life in marine environments.\u003c\/li\u003e\n\t\t\u003cli\u003eIncludes the essential gaskets and impeller key required for a complete water pump service.\u003c\/li\u003e\n\t\t\u003cli\u003eEngineered to meet or exceed original equipment specifications for fit, form, and function.\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\t\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n\t\u003cdiv class=\"ss-table-wrap\"\u003e\n\t\t\u003ctable class=\"ss-table\" aria-label=\"Part Number Cross-Reference\"\u003e\n\t\t\t\u003cthead\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003cth\u003eBrand\u003c\/th\u003e\n\t\t\t\t\t\u003cth\u003ePart Number\u003c\/th\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\u003c\/thead\u003e\n\t\t\t\u003ctbody\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038Q02\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-420381\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-420382\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eSierra\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e18-3062\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eGLM\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e89451\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMallory\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9-45309\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMallory\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9-45309-10\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\u003c\/tbody\u003e\n\t\t\u003c\/table\u003e\n\t\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\t\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\t\u003cp\u003eFor Mercury\/Mariner models, fitment is often defined by serial number. Please verify your engine's serial number against the ranges provided before ordering.\u003c\/p\u003e\n\t\u003cp\u003eFor Force outboards, this kit fits specific 9.9 HP and 15 HP models from the 1998 model year.\u003c\/p\u003e\n\t\u003cdiv class=\"ss-table-wrap\"\u003e\n\t\t\u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n\t\t\t\u003cthead\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003cth\u003eBrand\u003c\/th\u003e\n\t\t\t\t\t\u003cth\u003eModel\u003c\/th\u003e\n\t\t\t\t\t\u003cth\u003eRated HP\u003c\/th\u003e\n\t\t\t\t\t\u003cth\u003eStroke\u003c\/th\u003e\n\t\t\t\t\t\u003cth\u003eYears\u003c\/th\u003e\n\t\t\t\t\t\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\t\t\t\t\t\u003cth\u003eNotes\u003c\/th\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\u003c\/thead\u003e\n\t\t\t\u003ctbody\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e6 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e6\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial A197112 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e6 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e6\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial OT800749 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e8 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e8\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial A197112 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e8 HP (Bodensee)\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e8\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial G760300 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eInternational model\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial A197112 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2004 \u0026amp; Prior\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eStandard case\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial G760300-T979999\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eXR10 SeaPro\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e10\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial D038000 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial B292414 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e323cc, MY2008 \u0026amp; Prior\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15 SeaPro\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003eSerial G044365 \u0026amp; Up\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eForce\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e9.9\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e1998\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\t\u003ctr\u003e\n\t\t\t\t\t\u003ctd\u003eForce\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15 HP\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e15\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e1998\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\t\t\t\t\t\u003ctd\u003e\u003c\/td\u003e\n\t\t\t\t\u003c\/tr\u003e\n\t\t\t\u003c\/tbody\u003e\n\t\t\u003c\/table\u003e\n\t\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\t\u003cdl\u003e\n\t\t\u003cdt\u003eProduct Type\u003c\/dt\u003e\n\t\t\u003cdd\u003eWater Pump Impeller Kit\u003c\/dd\u003e\n\t\t\u003cdt\u003eMaterial\u003c\/dt\u003e\n\t\t\u003cdd\u003eNeoprene\u003c\/dd\u003e\n\t\t\u003cdt\u003eDimensions\u003c\/dt\u003e\n\t\t\u003cdd\u003e58.8mm diameter × 11.7-11.9mm depth (2.315\" × 0.469\")\u003c\/dd\u003e\n\t\t\u003cdt\u003eShaft Diameter\u003c\/dt\u003e\n\t\t\u003cdd\u003e12.6-13mm (0.496-0.512\")\u003c\/dd\u003e\n\t\t\u003cdt\u003eWarranty\u003c\/dt\u003e\n\t\t\u003cdd\u003e1 Year\u003c\/dd\u003e\n\t\u003c\/dl\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Neoprene Impeller (47-42038-2)\u003c\/li\u003e\n\t\t\u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Gasket (27-19202)\u003c\/li\u003e\n\t\t\u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Gasket (27-19204-3)\u003c\/li\u003e\n\t\t\u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Impeller Key\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\t\u003col\u003e\n\t\t\u003cli\u003eDisconnect the battery and spark plug leads for safety.\u003c\/li\u003e\n\t\t\u003cli\u003eRemove the bolts securing the lower unit (gearcase) to the engine.\u003c\/li\u003e\n\t\t\u003cli\u003eCarefully drop the lower unit to gain access to the water pump assembly.\u003c\/li\u003e\n\t\t\u003cli\u003eUnscrew the bolts on the water pump housing and remove the cover.\u003c\/li\u003e\n\t\t\u003cli\u003eTake note of the old impeller's vane direction before removing it and the woodruff key.\u003c\/li\u003e\n\t\t\u003cli\u003eInspect the pump housing and wear plate for grooves, warping, or damage. Clean all surfaces.\u003c\/li\u003e\n\t\t\u003cli\u003eInstall the new key and slide the new impeller onto the driveshaft. Turn the driveshaft clockwise to help bend the vanes into the correct orientation.\u003c\/li\u003e\n\t\t\u003cli\u003ePosition the new gaskets correctly and reinstall the water pump housing, tightening bolts to the manufacturer's specified torque.\u003c\/li\u003e\n\t\t\u003cli\u003eReattach the lower unit, ensuring the shift shaft and water tube are properly aligned.\u003c\/li\u003e\n\t\t\u003cli\u003eOnce assembled, use a water source (like flushing muffs) to run the engine and verify a strong, steady stream from the tell-tale outlet.\u003c\/li\u003e\n\t\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\t\u003cdetails\u003e\n\t\t\u003csummary\u003eHow do I know if this impeller will fit my engine?\u003c\/summary\u003e\n\t\t\u003cp\u003eThe most accurate method is to check your engine's serial number against the compatibility chart. While this kit fits a wide range of models, serial number breaks are the definitive guide for ensuring a proper match, especially for Mercury\/Mariner engines.\u003c\/p\u003e\n\t\u003c\/details\u003e\n\t\u003cdetails\u003e\n\t\t\u003csummary\u003eWhat are the signs of a failing water pump impeller?\u003c\/summary\u003e\n\t\t\u003cp\u003eThe most common sign is a weak, intermittent, or non-existent water stream from the \"tell-tale\" cooling outlet. Other indicators include an engine overheating alarm, steam from the exhaust, or the engine itself feeling excessively hot to the touch.\u003c\/p\u003e\n\t\u003c\/details\u003e\n\t\u003cdetails\u003e\n\t\t\u003csummary\u003eHow often should I replace the impeller?\u003c\/summary\u003e\n\t\t\u003cp\u003eFor preventative maintenance, it's best practice to inspect the impeller annually and replace it every 1-2 years or 100-200 hours of operation. If you frequently operate in sandy, silty, or saltwater, more frequent replacement is recommended.\u003c\/p\u003e\n\t\u003c\/details\u003e\n\t\u003cdetails\u003e\n\t\t\u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n\t\t\u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n\t\u003c\/details\u003e\n\t\u003cdetails\u003e\n\t\t\u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n\t\t\u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\t\u003c\/details\u003e\n\t\u003cdetails\u003e\n\t\t\u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n\t\t\u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n\t\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\t\u003cul\u003e\n\t\t\u003cli\u003eVerify images\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n\t\t\u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\t\t\u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\t\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\t\u003cul\u003e\n\t\t\u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n\t\t\u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n\t\t\u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50717909057851,"sku":"23KM110","price":26.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_kit_for_Mercury_6_8_99_15_HP___47-42038-2____47-420381____47-42038Q02_-_JLM_MARINE-8286377.jpg?v=1763031532"},{"product_id":"water-pump-impeller-kit-fits-mercury-mariner-6-15-hp-replaces-47-42038q02-18-3062","title":"Water Pump Impeller with Key – Fits Mercury\/Mariner 6–15 HP 2-Stroke and Select 4-Stroke Models (Replaces 47-42038Q02, Sierra 18-3062)","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\n\u003csection\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003ewater pump impeller with drive key\u003c\/strong\u003e is designed for selected Mercury and Mariner outboards. The product is supplied as a single impeller-and-key replacement, not as a complete water-pump gasket kit. Company fitment information covers 2-stroke engines from 6 to 15 HP and selected 4-stroke models including 8 HP, 9.9 HP with 323cc displacement, 13.5 HP international models, and 15 HP models.\u003c\/p\u003e\n\u003cp\u003eThe impeller is listed as an aftermarket replacement for Mercury references \u003cstrong\u003e47-42038\u003c\/strong\u003e, \u003cstrong\u003e47-42038-2\u003c\/strong\u003e, \u003cstrong\u003e47-42038Q02\u003c\/strong\u003e, \u003cstrong\u003e47-42038-1\u003c\/strong\u003e, and \u003cstrong\u003e47-420382\u003c\/strong\u003e. Sierra \u003cstrong\u003e18-3062\u003c\/strong\u003e is a corresponding aftermarket reference.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-volume, long-vane water pump impeller design for the specified applications.\u003c\/li\u003e\n\u003cli\u003eIncludes the matching drive key for installation with the impeller.\u003c\/li\u003e\n\u003cli\u003eSuitable for routine water-pump service when the engine model and serial number match the applicable application information.\u003c\/li\u003e\n\u003cli\u003eAftermarket replacement; Mercury and Mariner are manufacturer trademarks used only to identify compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse these references to compare the replacement impeller with the part being removed. Part-number references do not replace model, stroke, and serial-number verification.\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 or Source\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\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-42038\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-42038-1\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-420382\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3062\u003c\/td\u003e\n\u003ctd\u003eAftermarket reference\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eFitment depends on the complete engine application. Before ordering, compare the engine brand, model, horsepower, stroke, displacement where applicable, and serial number with your service information and the original impeller.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eApplication\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eAdditional Conditions\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n        \u003ctd\u003eSelected outboard models\u003c\/td\u003e\n        \u003ctd\u003e6–15\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVerify the exact model and serial number before installation.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n        \u003ctd\u003eSelected 8 HP models\u003c\/td\u003e\n        \u003ctd\u003e8\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eIncludes the company-listed Bodensee\/international application; verify the exact engine identification.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n        \u003ctd\u003eSelected 9.9 HP models\u003c\/td\u003e\n        \u003ctd\u003e9.9\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e323cc application listed by the company; verify model and serial number.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n        \u003ctd\u003eSelected international models\u003c\/td\u003e\n        \u003ctd\u003e13.5\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eInternational application listed by the company; verify the exact engine identification.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n        \u003ctd\u003eSelected 15 HP models\u003c\/td\u003e\n        \u003ctd\u003e15\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVerify the exact model and serial number before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The 2-stroke and 4-stroke applications are not interchangeable solely because the horsepower is similar. Do not use this part unless the engine application and original impeller reference match.\u003c\/p\u003e\n\u003c\/section\u003e\n\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 with drive key\u003c\/dd\u003e\n \u003cdt\u003eVane Design\u003c\/dt\u003e\n \u003cdd\u003eHigh-volume, long-vane impeller\u003c\/dd\u003e\n \u003cdt\u003eApproximate Outside Diameter\u003c\/dt\u003e\n \u003cdd\u003e2.3125 in (58.74 mm)\u003c\/dd\u003e\n \u003cdt\u003eApproximate Inside Diameter\u003c\/dt\u003e\n \u003cdd\u003e0.500 in (12.70 mm)\u003c\/dd\u003e\n \u003cdt\u003eInstallation\u003c\/dt\u003e\n \u003cdd\u003eDirect replacement for compatible applications; follow the engine service manual.\u003c\/dd\u003e\n \u003cdt\u003eBrand Status\u003c\/dt\u003e\n \u003cdd\u003eAftermarket replacement, not an OEM component.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/section\u003e\n\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  \u003cli\u003e1 x Matching impeller drive key\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eGaskets are not included.\u003c\/strong\u003e Inspect the water-pump housing, plate, and existing gaskets during service and purchase any required replacement gaskets separately for your specific engine.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eFollow the engine manufacturer’s service manual for the correct procedure, torque values, sealing requirements, and model-specific precautions. General service steps are:\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and place the outboard in neutral.\u003c\/li\u003e\n  \u003cli\u003eRemove the lower unit according to the service manual.\u003c\/li\u003e\n  \u003cli\u003eRemove the water-pump housing and take out the old impeller and key.\u003c\/li\u003e\n  \u003cli\u003eClean the housing, plate, and shaft area. Remove debris and inspect the housing and wear surfaces for damage.\u003c\/li\u003e\n  \u003cli\u003eInstall the supplied drive key and impeller in the same orientation as the original part.\u003c\/li\u003e\n  \u003cli\u003eInstall the water-pump housing, guiding the impeller vanes in the correct direction of rotation. Replace damaged or unsuitable gaskets separately.\u003c\/li\u003e\n  \u003cli\u003eReinstall the lower unit and confirm that the driveshaft, shift shaft, and water tube are correctly aligned.\u003c\/li\u003e\n  \u003cli\u003eRun the engine in water or with the correct flushing equipment and confirm a steady cooling-water discharge before normal operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I confirm that this impeller fits my engine?\u003c\/summary\u003e\n  \u003cp\u003eCompare your engine brand, model, horsepower, stroke, displacement where applicable, and serial number with the application information. Also compare the original impeller’s dimensions and part-number reference. Horsepower alone is not sufficient to confirm fitment.\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 irregular tell-tale stream, overheating warnings, elevated operating temperature, or reduced cooling-water discharge. Vanes may become brittle, damaged, or permanently deformed with use.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this product include a gasket kit?\u003c\/summary\u003e\n  \u003cp\u003eNo. This product includes one water-pump impeller and one matching drive key. Gaskets are not included and must be sourced separately if required for your engine.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM Mercury or Mariner part?\u003c\/summary\u003e\n  \u003cp\u003eNo. This is an aftermarket replacement that references Mercury and Mariner applications and part numbers for compatibility identification.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should an impeller be replaced?\u003c\/summary\u003e\n  \u003cp\u003eReplacement timing depends on the engine manufacturer’s maintenance schedule, operating hours, storage conditions, and water quality. Inspect the impeller regularly and replace it whenever the vanes show cracking, wear, deformation, or damage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I use it on any 6–15 HP outboard?\u003c\/summary\u003e\n  \u003cp\u003eNo. The listed 6–15 HP range applies to selected Mercury and Mariner applications, primarily the company-listed 2-stroke range. Selected 4-stroke applications are also listed separately. Confirm the exact model and serial number before purchase.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the application and original part before ordering; similar horsepower ratings do not guarantee interchangeability.\u003c\/li\u003e\n  \u003cli\u003eDo not operate an outboard without an adequate cooling-water supply.\u003c\/li\u003e\n  \u003cli\u003eStop the engine immediately if the tell-tale stream is weak or the engine overheats.\u003c\/li\u003e\n  \u003cli\u003eUse the service manual for installation procedure and torque specifications. Professional installation is recommended when servicing the lower unit or water pump.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMarine replacement parts selected for practical service and routine maintenance applications.\u003c\/li\u003e\n  \u003cli\u003eClear compatibility information to help match the part to the correct engine application.\u003c\/li\u003e\n  \u003cli\u003eAftermarket value for watercraft owners and marine technicians.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723776102715,"sku":"17IM009-K","price":18.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_Kit_for_Mercury-_Mariner_Impeller_6_to_15_HP_2-Stroke_-_4-Stroke_47-42038_2_-_JLM_MARINE-8289804.jpg?v=1763031531"},{"product_id":"water-pump-impeller-kit-fits-mercury-mariner-force-sears-6-15-hp-replaces-46-42089a5","title":"Complete Water Pump Service Kit for Mercury, Mariner \u0026 Force 6–15 HP Outboards – Replaces 46-42089A5","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\u003ecomplete water pump service kit\u003c\/strong\u003e is designed for servicing the cooling system on selected Mercury, Mariner, and Force 6–15 HP outboard motors with standard gearcases. The corresponding application range includes both 2-stroke and selected 4-stroke models. Replacing worn water-pump components helps restore cooling-water circulation and reduce the risk of overheating.\u003c\/p\u003e\n\u003cp\u003eThe kit cross-references Mercury OEM water-pump kit number \u003cstrong\u003e46-42089A5\u003c\/strong\u003e and aftermarket reference \u003cstrong\u003eGLM 12051\u003c\/strong\u003e. Always compare the engine model, serial number, gearcase design, and original pump components before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFor selected 6, 8, 9.9, 10, and 15 HP applications.\u003c\/li\u003e\n  \u003cli\u003eFor standard gearcases; not for Bigfoot applications unless your engine documentation specifically confirms compatibility.\u003c\/li\u003e\n  \u003cli\u003eIncludes the pump housing, impeller, wear plate, gaskets, seals, base, retainer, and associated hardware listed below.\u003c\/li\u003e\n  \u003cli\u003eAftermarket replacement kit; Mercury and other brand names are used only to identify applicable engines and reference numbers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThese are reference numbers associated with this water-pump kit. They should be used together with the engine and serial-number conditions below.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand or Source\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eReference\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e46-42089A5\u003c\/td\u003e\n\u003ctd\u003eOEM water pump kit reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e46-42089A4\u003c\/td\u003e\n\u003ctd\u003eEarlier cross-reference found in product-number records\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e46-42089A3\u003c\/td\u003e\n\u003ctd\u003eEarlier cross-reference found in product-number records\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eGLM\u003c\/td\u003e\n\u003ctd\u003e12051\u003c\/td\u003e\n\u003ctd\u003eComplete water pump service kit reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAftermarket\u003c\/td\u003e\n\u003ctd\u003e96-261-01K\u003c\/td\u003e\n\u003ctd\u003eProduct-number cross-reference; verify against the original assembly before ordering\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\u003eFitment depends on the complete engine configuration, gearcase design, and serial number. The water-pump kit reference is cataloged for standard gearcases used with selected Mercury and Mariner 6–15 HP engines. The ranges below summarize the documented applications and are not a substitute for checking the engine serial number.\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\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eDocumented Range\u003c\/th\u003e\n\u003cth\u003eSerial or Model Condition\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard outboard models\u003c\/td\u003e\n\u003ctd\u003e6, 8, 9.9, 10, 15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986 and up\u003c\/td\u003e\n\u003ctd\u003eCheck the exact model and serial number; examples include 0A197112 and up for some applications.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard outboard models\u003c\/td\u003e\n\u003ctd\u003e6, 8, 9.9, 10, 15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986 and up\u003c\/td\u003e\n\u003ctd\u003eCatalog occurrences include serial ranges such as 9461526–9792199 and 0A197112–0D280999, depending on horsepower and model.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e2-cylinder models\u003c\/td\u003e\n\u003ctd\u003e8, 9.9, 15\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999 and up\u003c\/td\u003e\n\u003ctd\u003eConfirm the exact engine model and standard gearcase configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e323 cc models\u003c\/td\u003e\n\u003ctd\u003e9.9, 15\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eSelected serial ranges\u003c\/td\u003e\n\u003ctd\u003eCataloged examples include 0G760300–1B226999 and related ranges; verify the serial number before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003eInternational 4-stroke models\u003c\/td\u003e\n\u003ctd\u003e8 and selected 13.5–15\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eSelected serial ranges\u003c\/td\u003e\n\u003ctd\u003eApplication varies by model and market; verify the original pump-kit number.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eForce\u003c\/td\u003e\n\u003ctd\u003eSelected standard-gearcase applications\u003c\/td\u003e\n\u003ctd\u003e6–15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003eModel-dependent\u003c\/td\u003e\n\u003ctd\u003eConfirm the pump-kit reference and gearcase design against the engine serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This kit is intended for standard gearcases. Do not use it for Bigfoot or other differently configured gearcases without confirmed fitment.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eComplete water pump service and rebuild kit\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eSelected Mercury, Mariner, and Force 6–15 HP outboards\u003c\/dd\u003e\n  \u003cdt\u003eStroke Coverage\u003c\/dt\u003e\n\u003cdd\u003eSelected 2-stroke and 4-stroke applications\u003c\/dd\u003e\n  \u003cdt\u003eGearcase\u003c\/dt\u003e\n\u003cdd\u003eStandard gearcase; verify configuration before ordering\u003c\/dd\u003e\n  \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003eMetal alloy\u003c\/dd\u003e\n  \u003cdt\u003eImpeller Material\u003c\/dt\u003e\n\u003cdd\u003eNeoprene rubber\u003c\/dd\u003e\n  \u003cdt\u003eOEM Reference\u003c\/dt\u003e\n\u003cdd\u003eMercury 46-42089A5\u003c\/dd\u003e\n  \u003cdt\u003eAftermarket Reference\u003c\/dt\u003e\n\u003cdd\u003eGLM 12051\u003c\/dd\u003e\n  \u003cdt\u003ePackage Type\u003c\/dt\u003e\n\u003cdd\u003eMulti-component water pump service kit\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Water pump impeller\u003c\/li\u003e\n  \u003cli\u003e1 × Wear plate\u003c\/li\u003e\n  \u003cli\u003e1 × Pump gasket\u003c\/li\u003e\n  \u003cli\u003e3 × Additional pump gaskets\u003c\/li\u003e\n  \u003cli\u003e1 × Pump base\u003c\/li\u003e\n  \u003cli\u003e1 × Pump housing\u003c\/li\u003e\n  \u003cli\u003e1 × Retainer\u003c\/li\u003e\n  \u003cli\u003e2 × Oil seals\u003c\/li\u003e\n  \u003cli\u003e2 × Seals\u003c\/li\u003e\n  \u003cli\u003e1 × Screw\u003c\/li\u003e\n  \u003cli\u003e2 × Washers\u003c\/li\u003e\n  \u003cli\u003e1 × Quad ring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eComponent appearance and markings may vary by production batch. Compare the supplied parts with the original water-pump assembly before installation.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and place the engine in a secure service position.\u003c\/li\u003e\n  \u003cli\u003eRemove the lower unit according to the engine manufacturer's service procedure. Take care with the shift shaft, driveshaft, and water tube.\u003c\/li\u003e\n  \u003cli\u003eRemove the old water-pump housing and record the orientation of the impeller, gaskets, seals, and wear plate.\u003c\/li\u003e\n  \u003cli\u003eClean all mating surfaces and remove old gasket material without damaging the gearcase.\u003c\/li\u003e\n  \u003cli\u003eInstall the new seals, gaskets, wear plate, impeller, base, and housing in the correct order.\u003c\/li\u003e\n  \u003cli\u003eLubricate the impeller as recommended for the engine and rotate it in the correct direction while fitting the housing.\u003c\/li\u003e\n  \u003cli\u003eReinstall the lower unit, ensuring that the driveshaft, shift shaft, and water tube are correctly aligned.\u003c\/li\u003e\n  \u003cli\u003eTighten fasteners to the engine manufacturer's specifications, reconnect the battery, and test the engine with an appropriate water supply before operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I confirm this kit fits my engine?\u003c\/summary\u003e\u003cp\u003eCheck the engine brand, horsepower, stroke, model, serial number, and gearcase design. The original water-pump kit number should also correspond with 46-42089A5 or the applicable cross-reference. If your engine has a Bigfoot or other special gearcase, do not assume this kit will fit.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are the signs of a worn water-pump impeller?\u003c\/summary\u003e\u003cp\u003eCommon symptoms include overheating, a weak or intermittent tell-tale stream, reduced cooling-water flow, or cracked, brittle, or damaged impeller blades.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should the impeller be replaced?\u003c\/summary\u003e\u003cp\u003eInspect the impeller as part of routine maintenance and replace it when the blades show wear, cracking, deformation, or loss of flexibility. Service intervals should follow the engine manufacturer's recommendations and may need to be shorter in saltwater or debris-heavy conditions.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an impeller-only kit?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for a multi-component water pump service kit that includes the impeller and the housing, base, wear plate, gaskets, seals, and hardware listed in the package contents.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\u003cp\u003eThis is an aftermarket replacement kit. Mercury OEM numbers are shown only as application and cross-reference information.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDo I need to verify the serial number?\u003c\/summary\u003e\u003cp\u003eYes. The same horsepower rating can use different water-pump components across model years, serial ranges, and gearcase designs. Confirm the serial number and original pump-kit reference before ordering.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the engine model, serial number, stroke, gearcase type, and original component dimensions before purchase.\u003c\/li\u003e\n  \u003cli\u003eDo not install this kit on a Bigfoot or non-standard gearcase unless fitment is specifically confirmed.\u003c\/li\u003e\n  \u003cli\u003eFollow the engine manufacturer's service instructions and torque specifications.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended if you are not experienced 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 information is organized around engine, model, serial, and gearcase conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService Support\u003c\/strong\u003e — Compare your original part and engine details carefully before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723981001019,"sku":"23KM776","price":75.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_Kit_for_Mercury_99HP-15HP_4-Stroke_47-42038Q02_-_JLM_MARINE-8290139.jpg?v=1763039245"},{"product_id":"water-pump-impeller-fits-mercury-mariner-6-15-hp-replaces-47-42038-2-47-42038q02","title":"Water Pump Impeller – Fits Mercury\/Mariner 6–15 HP, Chrysler Force and Sears 9.9–15 HP","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 { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n  table.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\n  @media (max-width:480px){ table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; } }\n\u003c\/style\u003e\n\u003csection\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003ewater pump impeller\u003c\/strong\u003e is a direct replacement for selected Mercury and Mariner outboard water-pump applications, as well as specific Chrysler, Force and Sears applications. The listed fitment includes Mercury\/Mariner 2-Stroke 6–15 HP engines, selected Mercury\/Mariner 4-Stroke 8–15 HP engines, and selected Force, Chrysler and Sears 9.9–15 HP models. Always verify the engine model, year, serial number, stroke and original impeller number before ordering.\u003c\/p\u003e\n\u003cp\u003eThe impeller is listed as a replacement for Mercury references \u003cstrong\u003e47-42038-2\u003c\/strong\u003e and \u003cstrong\u003e47-42038Q02\u003c\/strong\u003e. Additional aftermarket reference numbers are included below as cross-reference leads; number matching alone does not replace confirmation of the complete engine fitment conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-replacement water pump impeller for specified applications\u003c\/li\u003e\n\u003cli\u003eNeoprene rubber construction with a bonded center insert\u003c\/li\u003e\n\u003cli\u003eDesigned to support consistent water circulation for outboard cooling\u003c\/li\u003e\n\u003cli\u003eSingle impeller supplied; no additional gasket, key or water-pump housing is included unless separately stated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to compare the listed OEM and aftermarket reference numbers with the number on your original part. Confirm the complete engine application before purchase.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n\u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-42038Q02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3062\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-45309\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLM\u003c\/td\u003e\n\u003ctd\u003e89451\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWINGOGO\u003c\/td\u003e\n\u003ctd\u003e42038Q02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJLM\/Soxa Marine\u003c\/td\u003e\n\u003ctd\u003eAM47-420382\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003eMercury, Mariner, Chrysler, Force, Sears, Sierra, Mallory and GLM are manufacturer or brand names used only to identify reference applications and part-number cross-references. This is an aftermarket replacement and is not manufactured by Mercury Marine.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm the engine brand, model, horsepower, stroke, production year and serial-number range against your engine documentation before installation. The tables below describe the listed applications and should not be used to infer fitment for an unspecified model or serial range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMercury\/Mariner 2-Stroke:\u003c\/strong\u003e Listed applications cover selected 6–15 HP models from the years shown below, including Standard, Marathon, SeaPro, Viking and XR10 variants.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n\u003ctable class=\"ss-table\" aria-label=\"Mercury\/Mariner 2-Stroke Compatibility\"\u003e\n\u003cthead\u003e\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\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eSerial A197112 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eSerial A197112 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eSerial A197112 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eMarathon\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eVerify the model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eSeaPro\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eVerify the model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eViking\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eVerify the model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eXR10\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eVerify the model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e13.5\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eInternational models; verify application.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eSerial B292414 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eMarathon\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eVerify the model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eSeaPro\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eVerify the model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eViking\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988–2005\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eVerify the model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eMercury\/Mariner 4-Stroke:\u003c\/strong\u003e Listed applications cover selected non-Bigfoot 8–15 HP engines in the years and serial ranges shown. Match the serial number and displacement before ordering.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n\u003ctable class=\"ss-table\" aria-label=\"Mercury\/Mariner 4-Stroke Compatibility\"\u003e\n\u003cthead\u003e\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\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eBodensee\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995–2004\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eS\/N G760300 and up; 232 cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995–2004\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eS\/N 0T178499 and up; 232 cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard, non-Bigfoot\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999–2004\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eS\/N 0G760300–0T979999; 232 cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eStandard, non-Bigfoot\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998–2004\u003c\/td\u003e\n\u003ctd\u003e47-42038-2 \/ 47-42038Q02\u003c\/td\u003e\n\u003ctd\u003eS\/N 0G590000–1B727495; 323 cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eForce\/Chrysler\/Sears outboards:\u003c\/strong\u003e Listed applications cover selected 1998 9.9 HP and 15 HP 2-Stroke models.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n\u003ctable class=\"ss-table\" aria-label=\"Force Chrysler Sears Compatibility\"\u003e\n\u003cthead\u003e\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\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eForce\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForce\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChrysler\u003c\/td\u003e\n\u003ctd\u003eSelected Models\u003c\/td\u003e\n\u003ctd\u003e9.9–15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSears\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e9.9\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSears\u003c\/td\u003e\n\u003ctd\u003eStandard Models\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e47-42038-2\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and serial number.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\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\u003eProduct Format\u003c\/dt\u003e\n\u003cdd\u003eSingle replacement impeller, not a kit\u003c\/dd\u003e\n\u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect replacement for specified applications\u003c\/dd\u003e\n\u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eNeoprene rubber with bonded center insert\u003c\/dd\u003e\n\u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003eDiameter: 58.8 mm (2.315 in); depth: 11.9 mm (0.469 in); shaft diameter: 12.6 mm (0.496 in)\u003c\/dd\u003e\n\u003cdt\u003eCenter Insert\u003c\/dt\u003e\n\u003cdd\u003eBonded to the impeller vanes to help resist tearing and maintain water flow\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\u003cli\u003e1 × Water pump impeller\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eThe package does not include a separate key, gasket, housing, cover or complete water-pump repair kit unless those items are specifically listed with the order.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the spark-plug wires, remove the ignition key where applicable and secure the propeller.\u003c\/li\u003e\n\u003cli\u003ePlace a drain pan under the lower unit and follow the engine manufacturer’s procedure for draining the gearcase oil.\u003c\/li\u003e\n\u003cli\u003eRemove the fasteners securing the lower unit to the driveshaft housing, then carefully separate the gearcase.\u003c\/li\u003e\n\u003cli\u003eRemove the water-pump housing cover to expose the old impeller.\u003c\/li\u003e\n\u003cli\u003eRemove the old impeller and note the vane orientation. Clean debris from the housing and water passages.\u003c\/li\u003e\n\u003cli\u003eInspect the housing, wear plate, key and seals. Replace worn or damaged components as required; these parts are not included with this listing.\u003c\/li\u003e\n\u003cli\u003eLubricate the impeller and housing with a suitable lubricant recommended by the engine manufacturer. Do not use a lubricant that can damage neoprene.\u003c\/li\u003e\n\u003cli\u003eInstall the impeller with the key correctly positioned and orient the vanes in the direction specified for the engine.\u003c\/li\u003e\n\u003cli\u003eReinstall the water-pump housing and tighten its fasteners to the manufacturer’s specifications.\u003c\/li\u003e\n\u003cli\u003eGuide the driveshaft and shift linkage back into position, then reinstall and secure the lower unit.\u003c\/li\u003e\n\u003cli\u003eRefill the gearcase with the correct marine gear oil according to the engine manufacturer’s procedure.\u003c\/li\u003e\n\u003cli\u003eRun the engine only in an appropriate water supply or test tank and verify a strong cooling-water telltale stream before normal operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eUse the service manual for the specific engine when removing the lower unit, setting vane orientation, routing the shift linkage and tightening fasteners.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I confirm this impeller fits my engine?\u003c\/summary\u003e\u003cp\u003eCompare the engine brand, model, horsepower, stroke, year and serial number with the compatibility information above. Also compare the original impeller and its manufacturer reference number. A matching horsepower rating alone is not sufficient to confirm fitment.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are common signs of a failing water-pump impeller?\u003c\/summary\u003e\u003cp\u003eSymptoms can include overheating at idle or low speed, a weak or missing telltale stream, steam from the exhaust and damaged, brittle, cracked or missing vanes on the old impeller. Stop operation if the engine overheats and inspect the cooling system.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should an outboard impeller be replaced?\u003c\/summary\u003e\u003cp\u003eReplacement intervals depend on the engine manufacturer, operating hours and water conditions. Regular inspection and replacement are especially important after use in saltwater, sand or silt. Follow the service schedule for your specific engine.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an OEM impeller?\u003c\/summary\u003e\u003cp\u003eNo. This is an aftermarket replacement impeller. The OEM and aftermarket numbers shown are reference numbers for application and cross-reference purposes.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhy is there no water from the telltale after installation?\u003c\/summary\u003e\u003cp\u003ePossible causes include incorrect vane orientation, a damaged or incorrectly installed key, a blocked telltale or water passage, debris from the old impeller, a worn housing or wear plate, damaged seals, or an installation error. Stop the engine and inspect the cooling system before further operation.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I install this impeller myself?\u003c\/summary\u003e\u003cp\u003eThis is a common maintenance procedure for an experienced technician or mechanically capable owner, but it requires lower-unit removal and correct reassembly. Use the service manual for the engine and obtain professional assistance if you are not confident with the work.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes the package include a key or gasket?\u003c\/summary\u003e\u003cp\u003eNo separate key, gasket or other water-pump component is listed as included. This listing is for one impeller only. Reuse or replace related components according to the engine manufacturer’s service instructions.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are the shipping and warranty terms?\u003c\/summary\u003e\u003cp\u003eShipping availability, delivery estimates, returns and any applicable warranty are determined by the seller’s current store policies and checkout options. Review those terms before placing an order.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify the complete engine application, including model, year, horsepower, stroke and serial number, before purchase.\u003c\/li\u003e\n\u003cli\u003eCompare the original impeller’s dimensions and reference number where possible.\u003c\/li\u003e\n\u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\u003cli\u003eDo not run an outboard without an adequate water supply. Stop immediately if the engine overheats or the telltale stream is absent.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended when lower-unit removal or shift-linkage adjustment is unfamiliar.\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\u003eMarine Replacement Parts\u003c\/strong\u003e — Replacement components for selected outboard maintenance applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Use the listed engine conditions and reference numbers to help verify the correct part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomer Support\u003c\/strong\u003e — Provide your engine model, serial number, horsepower, stroke and original part number when requesting fitment assistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723981033787,"sku":"17IM009K","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_for_Mercury_6_8_99_10_135_15_HP_47-42038_-_JLM_MARINE-8288509.jpg?v=1763039246"}],"url":"https:\/\/seasierra.com\/collections\/force-2-stroke-9-9-15hp-outboard-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}