{"title":"Mercury 40-60HP 4-Stroke Outboard Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px 0;\"\u003e\n  \u003cp\u003eThis page is dedicated to Mercury 4‑Stroke 40–60 HP outboard engines. Use it to find compatible parts and service information, including maintenance intervals, common replacement parts, and troubleshooting tips. You can also browse our main Mercury collection, and at the bottom of this page you’ll find links 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  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\" style=\"display:inline-block;padding:10px 14px;border:1px solid #0b5; border-radius:6px; text-decoration:none;\"\u003eBrowse All Mercury Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eHow to Identify Your 40–60 HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the serial\/nameplate on the starboard transom bracket or swivel bracket near the tilt tube. Note the full serial number.\u003c\/li\u003e\n    \u003cli\u003eModel descriptions (e.g., 40\/50\/60 EFI FourStroke) often include shaft length and control type: E = electric start, L = long (20), XL = extra long (25), P = power trim\/tilt, T = tiller. \nExamples: 60 ELPT EFI, 50 ELHPT.\u003c\/li\u003e\n    \u003cli\u003eIdentify gearcase variant: Standard vs Command Thrust (CT\/BigFoot). CT models use a larger gearcase and propeller; this affects propellers, some seals, and mounting hardware.\u003c\/li\u003e\n    \u003cli\u003eThese are 4‑stroke engines; many 40\/50\/60 HP models are EFI. Early generations and certain serial ranges may differ in specific service parts—confirm by serial number.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eEngine\/Platform Overview\u003c\/h2\u003e\n  \u003ch3\u003eMercury FourStroke Inline‑3 EFI (40\/50\/60 HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;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 #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInline‑3, EFI 4‑stroke, SOHC design; common across many 40\/50\/60 HP models.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e40 EFI FourStroke, 50 EFI FourStroke, 60 EFI FourStroke; options include ELPT\/ELHPT, tiller or remote, and Command Thrust (CT\/BigFoot).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eQuiet operation, good fuel economy, strong low‑to‑midrange torque, broad parts availability.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eMany routine service parts interchange across 40\/50\/60 HP, but serial breaks and CT gearcase options change certain components (propellers, gearcase seals, some cooling parts). Always verify by serial number.\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 0;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for Mercury FourStroke 40–60 HP engines. Always follow the official service manual and your specific models serial‑range recommendations.\u003c\/p\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;padding:8px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;padding:8px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;padding:8px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;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 #eee;\"\u003eEngine oil + filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eUse FC‑W marine oil (per manual) and replace filter at each oil change.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/oil-filters\"\u003eOil Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect for water intrusion (milky oil). Change after prop strikes or submersion.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or 1–3 seasons\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck gap and replace if fouled or out of spec.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\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 #eee;\"\u003eFuel filter \/ water‑separating filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eReplace more often with ethanol fuel or if storage is frequent.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\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 #eee;\"\u003eWater pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery 2–3 seasons (or sooner in sandy\/silty water)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eKey to cooling performance; replace housing as needed.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-water-pump-repair-kits\"\u003eMercury Water Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAnodes (sacrificial zinc\/aluminum)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect often; replace when ~50% depleted\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eChoose alloy for your water (salt, brackish, fresh).\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\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 #eee;\"\u003eThermostat inspection\/replacement\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect annually; replace 3–5 years or if running cool\/hot\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eVerify spec by serial number; stuck thermostats affect idle and cooling.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\"\u003eMercury Outboard Parts\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 0;\"\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\/mercury-water-pump-repair-kits\"\u003eMercury Water Pump Repair 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\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\u003eGearcase \u0026amp; Seals: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-lower-unit-seal-kits\"\u003eMercury Lower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection: \u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;padding:8px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;padding:8px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;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 #eee;\"\u003eWeak tell‑tale stream or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect intake screens for debris; verify impeller condition; test thermostat.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump kit, thermostat, intake screen\/anodes\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck prop damage\/cavitation; replace fuel filter; inspect spark plugs; confirm fresh fuel.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePropeller, fuel filter, spark plugs, fuel pump\/injectors\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eHard starting or rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eVerify battery voltage and connections; prime bulb; inspect plugs; check for stale\/contaminated fuel.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSpark plugs, fuel filter, injectors, battery cables\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eDrain and inspect gear oil; check for water intrusion; inspect propshaft and seals.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGear oil, seals, bearings, shims\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 0;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between 40, 50, and 60 HP models?\u003c\/summary\u003e\n    \u003cp\u003eMany routine service items are shared across the 40\/50\/60 HP inline‑3 FourStroke platform. However, serial number breaks and options (such as Command Thrust) change certain parts like propellers, gearcase seals, and some cooling components. Confirm by serial number 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 rule of thumb, every 2–3 seasons, or sooner if you operate in sandy\/silty water or notice a weak tell‑tale stream, intermittent overheat alarms, or impeller vane wear.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change lower unit gear oil?\u003c\/summary\u003e\n    \u003cp\u003eChange at least every 100 hours or annually, and immediately after any impact or suspected submersion. Milky oil indicates water intrusion and warrants seal inspection.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information do you need to confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003ePlease provide the engines serial number, horsepower, shaft length (S\/L\/XL), control\/steering type (tiller or remote), and whether it is a Command Thrust (CT\/BigFoot) model. Photos of the nameplate and the part needing replacement also help.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"padding:16px 0;\"\u003e\n  \u003cp\u003eReady to find parts for your Mercury FourStroke 40–60 HP outboard? Browse our main Mercury collection by horsepower, year, and model.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\" style=\"display:inline-block;padding:10px 14px;border:1px solid #0b5; border-radius:6px; text-decoration:none;\"\u003eShop Mercury Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px;color:#555;\"\u003eIf youre unsure about your model, send us a photo of the nameplate and the part you need and well help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"thermostat-fits-mercury-mariner-f40-f50-f60-efi-4-cylinder-4-stroke-outboards-replaces-8m0117413-8m0168892","title":"Thermostat for Mercury\/Mariner 40–60 HP Outboards, Serial 1C050252 \u0026 Up – Replaces 8M0117413, 8M0168892","description":"\u003cstyle\u003e\n\/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n.ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n\/* Base table styles *\/\ntable.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\ntable.ss-table th, table.ss-table td {\n  padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n}\n\ntable.ss-table th {\n  white-space:nowrap;\n  word-break:normal;\n  letter-spacing:normal;\n  font-weight:600;\n  background:#f8fafc;\n}\n\n\/* Small screen optimization *\/\n@media (max-width:480px){\n  table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n}\n\u003c\/style\u003e\n\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis replacement \u003cstrong\u003emarine engine thermostat\u003c\/strong\u003e is intended for Mercury and Mariner outboards rated from 40 to 60 HP with serial numbers \u003cstrong\u003e1C050252 and up\u003c\/strong\u003e. It helps regulate engine operating temperature within the cooling system.\u003c\/p\u003e\n  \u003cp\u003eThe thermostat is listed as replacing Mercury Marine part numbers \u003cstrong\u003e8M0117413\u003c\/strong\u003e and \u003cstrong\u003e8M0168892\u003c\/strong\u003e. Sierra part number \u003cstrong\u003e18-3640\u003c\/strong\u003e is also listed as a corresponding reference for this application.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eApplication coverage: Mercury\/Mariner 40–60 HP outboards.\u003c\/li\u003e\n    \u003cli\u003eSerial-number condition: 1C050252 and higher.\u003c\/li\u003e\n    \u003cli\u003eDesigned as a replacement thermostat for the original cooling-system location.\u003c\/li\u003e\n    \u003cli\u003eOne thermostat is included; housing, gasket and other installation hardware are not included unless specifically shown or 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 the following references when comparing this thermostat with your existing part or service information.\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          \u003cth\u003eReference\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury Marine\u003c\/td\u003e\n          \u003ctd\u003e8M0117413\u003c\/td\u003e\n          \u003ctd\u003eReplacement reference\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury Marine\u003c\/td\u003e\n          \u003ctd\u003e8M0168892\u003c\/td\u003e\n          \u003ctd\u003eReplacement reference\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eSierra\u003c\/td\u003e\n          \u003ctd\u003e18-3640\u003c\/td\u003e\n          \u003ctd\u003eCorresponding aftermarket 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\u003csection\u003e\n  \u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n  \u003cp\u003eConfirm both the horsepower rating and the complete serial number before ordering. The documented application is defined by the 40–60 HP range and serial number 1C050252 and up; the available product record does not further specify individual model years, EFI configuration or cylinder count.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Compatible Engine Applications\"\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\u003eSerial Condition\u003c\/th\u003e\n          \u003cth\u003eStroke\u003c\/th\u003e\n          \u003cth\u003eReference Part No.\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\u003eOutboard\u003c\/td\u003e\n          \u003ctd\u003e40–60 HP\u003c\/td\u003e\n          \u003ctd\u003e1C050252 and up\u003c\/td\u003e\n          \u003ctd\u003eNot specified in the company record\u003c\/td\u003e\n          \u003ctd\u003e8M0117413 \/ 8M0168892\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\u003eMarine engine thermostat\u003c\/dd\u003e\n    \u003cdt\u003eApplication\u003c\/dt\u003e\n    \u003cdd\u003eMercury\/Mariner 40–60 HP outboards\u003c\/dd\u003e\n    \u003cdt\u003eSerial Range\u003c\/dt\u003e\n    \u003cdd\u003e1C050252 and up\u003c\/dd\u003e\n    \u003cdt\u003ePurpose\u003c\/dt\u003e\n    \u003cdd\u003eCooling-system temperature regulation\u003c\/dd\u003e\n    \u003cdt\u003eTemperature Rating\u003c\/dt\u003e\n    \u003cdd\u003e120°F \/ 49°C\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n    \u003cdd\u003eReplacement in the original thermostat location\u003c\/dd\u003e\n    \u003cdt\u003eMaterial\u003c\/dt\u003e\n    \u003cdd\u003eNot specified in the available company product record\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 120°F \/ 49°C outboard thermostat\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eGaskets, seals, thermostat housing components and other hardware are not listed as included. Confirm the contents against the product image and your service requirements before installation.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eVerify the engine brand, horsepower rating and complete serial number before beginning work.\u003c\/li\u003e\n    \u003cli\u003eAllow the engine to cool completely and follow the service procedure for your specific outboard.\u003c\/li\u003e\n    \u003cli\u003eDisconnect the battery or follow the manufacturer’s safety procedure to prevent accidental starting.\u003c\/li\u003e\n    \u003cli\u003eLocate the thermostat housing and place suitable protection beneath the work area.\u003c\/li\u003e\n    \u003cli\u003eRemove the housing cover according to the manufacturer’s instructions.\u003c\/li\u003e\n    \u003cli\u003eRemove the old thermostat and inspect the housing, sealing surfaces and related components.\u003c\/li\u003e\n    \u003cli\u003eClean the mating surfaces and install the replacement thermostat in the specified orientation.\u003c\/li\u003e\n    \u003cli\u003eInstall a new gasket or seal if required by the manufacturer’s service procedure. Gasket is not listed as included.\u003c\/li\u003e\n    \u003cli\u003eReinstall the housing cover and tighten all fasteners to the manufacturer’s specifications.\u003c\/li\u003e\n    \u003cli\u003eRun the engine using the manufacturer’s recommended procedure and check for leaks and proper temperature regulation.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow can I confirm this thermostat fits my engine?\u003c\/summary\u003e\n    \u003cp\u003eConfirm that your Mercury or Mariner outboard is rated from 40 to 60 HP and has serial number 1C050252 or higher. Also compare the existing thermostat and reference numbers 8M0117413, 8M0168892 and Sierra 18-3640. If the horsepower or serial-number condition does not match, do not assume compatibility.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat is the thermostat temperature rating?\u003c\/summary\u003e\n    \u003cp\u003eThe company product record specifies a purpose rating of 120°F \/ 49°C.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are common signs of a thermostat problem?\u003c\/summary\u003e\n    \u003cp\u003ePossible symptoms include abnormal engine temperature, overheating, or an engine that does not reach its normal operating temperature. These symptoms can also result from other cooling-system problems, so inspect the complete system before replacing parts.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDoes this listing include a gasket or thermostat housing?\u003c\/summary\u003e\n    \u003cp\u003eNo. The listed package is one thermostat. A gasket, housing or other installation hardware is not specified as included.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eCan I install it myself?\u003c\/summary\u003e\n    \u003cp\u003eInstallation should be performed by someone familiar with outboard service procedures. Use the service information for your exact engine and follow all safety, sealing and torque requirements.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM Mercury component?\u003c\/summary\u003e\n    \u003cp\u003eThis listing is for a replacement thermostat. The Mercury part numbers shown are reference numbers for application and replacement comparison; the listing does not state that the supplied thermostat is a genuine Mercury-branded component.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should an outboard thermostat be replaced?\u003c\/summary\u003e\n    \u003cp\u003eReplacement timing depends on the engine, operating conditions and maintenance findings. Inspect the thermostat when troubleshooting temperature-regulation problems or servicing the cooling system, and follow the maintenance schedule for your specific outboard.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat should I check before ordering?\u003c\/summary\u003e\n    \u003cp\u003eCheck the engine brand, horsepower, full serial number, existing thermostat dimensions and reference number. The documented fitment is 40–60 HP with serial number 1C050252 and up.\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\u003eVerify the complete engine serial number and horsepower before purchase.\u003c\/li\u003e\n    \u003cli\u003eAllow the engine to cool before removing the thermostat housing.\u003c\/li\u003e\n    \u003cli\u003eUse the manufacturer’s service procedure for installation orientation, gasket replacement and fastener torque.\u003c\/li\u003e\n    \u003cli\u003eDo not operate the engine if the cooling system leaks or temperature regulation is abnormal.\u003c\/li\u003e\n    \u003cli\u003eThis is a replacement thermostat; Mercury and Mariner names and part numbers are used only to identify the intended application and reference numbers.\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\u003cb\u003eMarine Parts Selection\u003c\/b\u003e — Replacement components for outboard maintenance and repair.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cb\u003eApplication-Focused Listings\u003c\/b\u003e — Product references and documented fitment are provided to help with part comparison.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cb\u003eService-Ready Information\u003c\/b\u003e — Check your engine identification details and service requirements before installation.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723974283579,"sku":"23TH630","price":26.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Thermostat_for_Mercury_Mariner_F40_F50_F60_EFI_4-Cyl_4-Str_8M0117413_8M0168892___8M0117413_8M0168892_-_JLM_MARINE-8291231.jpg?v=1763038953"},{"product_id":"water-pump-impeller-housing-fits-mercury-mariner-40-60-hp-replaces-14334a3-812966a12","title":"Water Pump Housing for Mercury, Mariner \u0026 Force 30–60 HP Outboards – OEM 14334A3","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 aftermarket \u003cstrong\u003eWater Pump Housing\u003c\/strong\u003e is a replacement upper housing for selected Mercury, Mariner and Force outboard water-pump assemblies. It supports applications using OEM reference \u003cstrong\u003e14334A3\u003c\/strong\u003e and is designed to retain the water-pump impeller in the cooling system.\u003c\/p\u003e\n  \u003cp\u003eThis listing is for the housing only. It is not a complete water-pump kit and does not include an impeller, base, plate, gaskets, washers, key or other service components.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eReplacement upper water-pump housing for selected 2-stroke and 4-stroke applications.\u003c\/li\u003e\n    \u003cli\u003eCustomer-facing OEM reference: Mercury\/Mariner\/Force 14334A3.\u003c\/li\u003e\n    \u003cli\u003eAftermarket component supplied as one housing.\u003c\/li\u003e\n    \u003cli\u003eVerify the engine model, horsepower, stroke, serial number and original housing before ordering.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eReference Information\u003c\/h2\u003e\n  \u003cp\u003eCatalog references identify 14334A3 as a water-pump upper housing or upper housing service component for selected Mercury, Mariner and Force applications. Other numbers associated with water-pump kits or individual components are not automatically interchangeable with this housing.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Reference Information\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eReference\u003c\/th\u003e\n          \u003cth\u003ePart description\u003c\/th\u003e\n          \u003cth\u003eImportant note\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury \/ Mariner \/ Force\u003c\/td\u003e\n          \u003ctd\u003e14334A3\u003c\/td\u003e\n          \u003ctd\u003eWater pump upper housing\u003c\/td\u003e\n          \u003ctd\u003ePrimary manufacturer reference for this housing.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury \/ Mariner \/ Force\u003c\/td\u003e\n          \u003ctd\u003e812966A12\u003c\/td\u003e\n          \u003ctd\u003eWater-pump service or impeller-kit reference\u003c\/td\u003e\n          \u003ctd\u003eDo not use this kit reference alone to identify the housing-only product.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eSierra\u003c\/td\u003e\n          \u003ctd\u003e18-3578\u003c\/td\u003e\n          \u003ctd\u003eCirculating water pump reference\u003c\/td\u003e\n          \u003ctd\u003eNot confirmed as an equivalent to this outboard water-pump housing.\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\u003eAvailable catalog evidence places housing reference 14334A3 in selected Mercury, Mariner and Force outboard water-pump applications in the approximately 30–60 HP range, including both 2-stroke and 4-stroke families. Some catalog listings also group related applications by model series, rather than by a single universal year range.\u003c\/p\u003e\n  \u003cp\u003eCompatibility can vary by stroke, model variant, gearcase, production year and serial-number range. The horsepower range below is a guide only and is not a substitute for checking the exact engine identification label and the original housing.\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 family\u003c\/th\u003e\n          \u003cth\u003eModel range shown in catalog references\u003c\/th\u003e\n          \u003cth\u003eRated horsepower\u003c\/th\u003e\n          \u003cth\u003eStroke\u003c\/th\u003e\n          \u003cth\u003eFitment condition\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury \/ Mariner \/ Force\u003c\/td\u003e\n          \u003ctd\u003eSelected standard and Formula outboard applications\u003c\/td\u003e\n          \u003ctd\u003e30–60 HP\u003c\/td\u003e\n          \u003ctd\u003e2-stroke and 4-stroke\u003c\/td\u003e\n          \u003ctd\u003eConfirm model and serial number before purchase.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury \/ Mariner \/ Force\u003c\/td\u003e\n          \u003ctd\u003eSelected 4-stroke water-pump applications\u003c\/td\u003e\n          \u003ctd\u003e25–60 HP\u003c\/td\u003e\n          \u003ctd\u003e4-stroke\u003c\/td\u003e\n          \u003ctd\u003eUse the original housing and engine identification to verify the match.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury \/ Mariner \/ Force\u003c\/td\u003e\n          \u003ctd\u003eSelected 2-stroke water-pump applications\u003c\/td\u003e\n          \u003ctd\u003e30–70 HP\u003c\/td\u003e\n          \u003ctd\u003e2-stroke\u003c\/td\u003e\n          \u003ctd\u003eNot every engine in this horsepower range uses the same housing.\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 Bigfoot, Jet, EFI, carbureted and other model variants may use different water-pump components even when the horsepower rating is similar. Do not rely on horsepower alone.\u003c\/p\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 upper housing\u003c\/dd\u003e\n    \u003cdt\u003eApplication\u003c\/dt\u003e\n    \u003cdd\u003eSelected Mercury, Mariner and Force outboard water-pump assemblies\u003c\/dd\u003e\n    \u003cdt\u003eReference Part Number\u003c\/dt\u003e\n    \u003cdd\u003e14334A3\u003c\/dd\u003e\n    \u003cdt\u003eStroke Coverage\u003c\/dt\u003e\n    \u003cdd\u003eSelected 2-stroke and 4-stroke applications; verify exact fitment\u003c\/dd\u003e\n    \u003cdt\u003eTypical Horsepower Range\u003c\/dt\u003e\n    \u003cdd\u003eApproximately 30–60 HP, depending on model and serial-number conditions\u003c\/dd\u003e\n    \u003cdt\u003eProduct Configuration\u003c\/dt\u003e\n    \u003cdd\u003eSingle housing; not a complete pump kit\u003c\/dd\u003e\n    \u003cdt\u003eMaterial \/ Color\u003c\/dt\u003e\n    \u003cdd\u003eAftermarket housing; verify appearance and dimensions against the original part\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  \u003cp\u003eEach order contains:\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 × Water Pump Housing\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e impeller, impeller key, pump base, plate, coupler or guide tube, washers, gaskets, O-ring, bolts or complete water-pump service kit.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eConfirm the engine model, year, stroke, horsepower and serial number before beginning work.\u003c\/li\u003e\n    \u003cli\u003eDisconnect the battery and place the outboard in neutral. Follow the engine manufacturer’s service procedure.\u003c\/li\u003e\n    \u003cli\u003eRemove the lower unit and water-pump cover or housing, keeping all components in their original order.\u003c\/li\u003e\n    \u003cli\u003eInspect the impeller, key, plate, base, gaskets and related components. Replace worn parts as required; they are not included with this housing.\u003c\/li\u003e\n    \u003cli\u003eClean the mating surfaces and check that the replacement housing matches the original in shape, height and fit.\u003c\/li\u003e\n    \u003cli\u003eInstall the housing with the correct gaskets and lubricant for the engine application. Do not reuse damaged sealing components.\u003c\/li\u003e\n    \u003cli\u003eReassemble the water pump and lower unit according to the manufacturer’s torque and alignment specifications.\u003c\/li\u003e\n    \u003cli\u003eAfter assembly, run the engine only with an appropriate water supply and confirm a steady tell-tale stream and normal operating temperature.\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\u003eIs this a complete water-pump kit?\u003c\/summary\u003e\n    \u003cp\u003eNo. This listing is for one water-pump housing only. The impeller, base, plate, gaskets, key and other service parts must be purchased separately if required.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat OEM reference does this housing replace?\u003c\/summary\u003e\n    \u003cp\u003eThe primary catalog reference for this housing is Mercury\/Mariner\/Force 14334A3. Confirm the number and physical configuration against your original part before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDoes reference 812966A12 identify this housing?\u003c\/summary\u003e\n    \u003cp\u003e812966A12 appears in catalog material as a water-pump service or impeller-kit reference. It should not be treated by itself as confirmation that a housing-only replacement fits your engine.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWill this fit every Mercury or Mariner 40–60 HP engine?\u003c\/summary\u003e\n    \u003cp\u003eNo. Fitment depends on the exact model family, stroke, production year, serial number and water-pump design. Compare the original housing and verify the engine’s complete identification before purchase.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eCan I replace only the housing?\u003c\/summary\u003e\n    \u003cp\u003eYes, if the impeller, plate, base, seals and other water-pump components remain serviceable and the replacement housing is the correct match. Inspect the complete assembly during service.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM component?\u003c\/summary\u003e\n    \u003cp\u003eNo. This is an aftermarket replacement component intended for applications using the referenced housing specification.\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\u003eVerify the complete engine model and serial-number range before ordering.\u003c\/li\u003e\n    \u003cli\u003eCompare the replacement housing with the original part, including its shape, height, sealing surfaces and impeller fit.\u003c\/li\u003e\n    \u003cli\u003eDo not operate an outboard without an adequate cooling-water supply.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended when lower-unit removal or water-pump service 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\u003eWe supply aftermarket marine replacement parts for maintenance and repair applications.\u003c\/li\u003e\n    \u003cli\u003eParts are selected by application and reference number to help support accurate ordering.\u003c\/li\u003e\n    \u003cli\u003eFor the best fitment result, provide the engine brand, model, horsepower, stroke and serial number when requesting assistance.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723974381883,"sku":"19KM004-H","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_Housing_for_Mercury_40-60_HP_14334A_3_-_JLM_MARINE-8289879.jpg?v=1763038956"},{"product_id":"water-pump-impeller-fits-mercury-mariner-40-60-hp-replaces-47-19453t","title":"4-Stroke Water Pump Service Kit Without Housing for Mercury\/Mariner 40–60 HP","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 aftermarket \u003cstrong\u003e4-stroke water pump service kit without housing\u003c\/strong\u003e is designed for selected Mercury and Mariner outboards rated at 40, 50, or 60 HP. It is intended for water pump service on the specific engine configurations listed below and is supplied without the water pump housing.\u003c\/p\u003e\n\u003cp\u003eThe kit is associated with Mercury\/Mariner reference numbers including \u003cstrong\u003e47-19453Q2\u003c\/strong\u003e, \u003cstrong\u003e19453Q2\u003c\/strong\u003e, \u003cstrong\u003e47-19453T1\u003c\/strong\u003e, \u003cstrong\u003e47-19453T2\u003c\/strong\u003e, \u003cstrong\u003e47-19453T3\u003c\/strong\u003e, \u003cstrong\u003e19453T1\u003c\/strong\u003e, \u003cstrong\u003e19453T2\u003c\/strong\u003e, and \u003cstrong\u003e19453T3\u003c\/strong\u003e. GLM Marine reference \u003cstrong\u003e12044\u003c\/strong\u003e is also listed for this service-kit application. These numbers are reference identifiers only; verify the complete engine model and original part number before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4-stroke water pump service kit for selected Mercury\/Mariner outboards.\u003c\/li\u003e\n  \u003cli\u003eDesigned for service applications where the existing water pump housing is retained.\u003c\/li\u003e\n  \u003cli\u003eHousing is not included.\u003c\/li\u003e\n  \u003cli\u003eAftermarket replacement component, not a genuine Mercury or Mariner part.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following numbers are references associated with this service-kit application. They should not be treated as universal interchange numbers for every Mercury or Mariner engine.\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\u003eReference Number\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\u003e47-19453Q2\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003e19453Q2\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003e47-19453T1\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003e47-19453T2\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003e47-19453T3\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003e19453T1, 19453T2, 19453T3\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eGLM Marine\u003c\/td\u003e\n\u003ctd\u003e12044\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\u003eCompatibility depends on the engine configuration, shaft arrangement, and original water pump application. Confirm the exact model information and original part number before installation.\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\u003eEngine Configuration\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eApplication Notes\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\u003eEFI, 3-cylinder\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eLong-shaft and standard applications are listed; verify the exact engine.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eEFI, 3-cylinder\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify the original water pump reference before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eCarbureted, standard 996 cc\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and shaft arrangement.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eEFI, standard 996 cc\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and original part number.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eCarbureted, standard 996 cc\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and shaft arrangement.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n\u003ctd\u003eEFI, standard 996 cc\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eVerify the exact model and original part number.\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\u003e4-Stroke Water Pump Service Kit\u003c\/dd\u003e\n  \u003cdt\u003eHousing\u003c\/dt\u003e\n  \u003cdd\u003eNot included; service is performed using the existing water pump housing when suitable\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eSelected Mercury\/Mariner 40, 50, and 60 HP outboards\u003c\/dd\u003e\n  \u003cdt\u003eStroke\u003c\/dt\u003e\n  \u003cdd\u003e4-Stroke\u003c\/dd\u003e\n  \u003cdt\u003eReplacement Type\u003c\/dt\u003e\n  \u003cdd\u003eAftermarket service replacement\u003c\/dd\u003e\n  \u003cdt\u003eAssociated Aftermarket Reference\u003c\/dt\u003e\n  \u003cdd\u003eGLM Marine 12044\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 4-stroke water pump service kit\u003c\/li\u003e\n  \u003cli\u003eWater pump housing is not included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIndividual component quantities and contents can vary by service-kit configuration. Compare the supplied parts with the removed components before installation.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eConfirm the engine model, horsepower, stroke, shaft arrangement, and original water pump reference before beginning work.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the battery and ignition system, and follow the engine manufacturer's safety procedures.\u003c\/li\u003e\n  \u003cli\u003eRemove and carefully lower the outboard lower unit to access the water pump.\u003c\/li\u003e\n  \u003cli\u003eRemove the water pump cover and inspect the existing housing, wear surfaces, seals, and related components.\u003c\/li\u003e\n  \u003cli\u003eClean debris from the pump area and compare the replacement service-kit components with the removed parts.\u003c\/li\u003e\n  \u003cli\u003eInstall the replacement components according to the manufacturer's service procedure. Use only suitable marine lubricant where specified; do not install the kit dry if the service instructions require lubrication.\u003c\/li\u003e\n  \u003cli\u003eReinstall the water pump cover and tighten fasteners to the engine manufacturer's torque specifications.\u003c\/li\u003e\n  \u003cli\u003eReattach the lower unit, ensuring the driveshaft, shift linkage, and other connections are correctly aligned.\u003c\/li\u003e\n  \u003cli\u003eRun the engine only in an appropriate water supply and confirm a steady cooling-water tell-tale stream before use.\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 service kit fits my engine?\u003c\/summary\u003e\n  \u003cp\u003eCheck that your engine is one of the listed Mercury\/Mariner 4-stroke 40, 50, or 60 HP configurations. Then compare the original water pump reference, including 47-19453Q2 or another number listed in the reference matrix. The exact model and shaft arrangement must match.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this kit include the water pump housing?\u003c\/summary\u003e\n  \u003cp\u003eNo. This is a water pump service kit without housing. The existing housing must be inspected and reused only if it is suitable according to the engine manufacturer's service requirements.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the signs of a worn water pump service assembly?\u003c\/summary\u003e\n  \u003cp\u003ePossible symptoms include a weak or missing tell-tale stream, overheating warnings, or visible deterioration of the existing pump components. Inspect the complete water pump assembly before replacing parts.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I use the listed reference numbers without checking my model?\u003c\/summary\u003e\n  \u003cp\u003eNo. Reference numbers are provided to assist identification, but number co-occurrence does not guarantee fitment for every engine. Always confirm the complete model, horsepower, stroke, shaft arrangement, and original part number.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this a genuine Mercury or Mariner part?\u003c\/summary\u003e\n  \u003cp\u003eNo. This is an aftermarket replacement service kit associated with the listed Mercury\/Mariner references and GLM Marine reference 12044.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the engine model and original part number before purchase and installation.\u003c\/li\u003e\n  \u003cli\u003eThis service kit does not include the water pump housing.\u003c\/li\u003e\n  \u003cli\u003eDo not operate an outboard without an adequate water supply for cooling.\u003c\/li\u003e\n  \u003cli\u003eFollow the manufacturer's service manual for removal, installation, inspection, and torque specifications.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended if you are not familiar with outboard lower-unit or water-pump service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cp\u003eSea Sierra supplies aftermarket marine replacement parts for routine maintenance and repair applications. For the best fit, compare your original component and complete engine identification details before ordering.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723974414651,"sku":"24KM020","price":42.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/24KM0201_fb417927-8d92-48b5-a97c-c63ffb9c8095.jpg?v=1763038958"},{"product_id":"engine-timing-belt-fits-yamaha-f40-f50-t50-f60-t60-replaces-62y-46241-00-00-825109","title":"Yamaha Outboard Replacement Belt – 2-Stroke HPDI Drive Belt and 4-Stroke F40\/F50\/T60\/F60 Timing Belt","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 aftermarket marine belt is listed for two distinct Yamaha outboard applications. Confirm the belt type and manufacturer part number before ordering: the \u003cstrong\u003e2-stroke HPDI application\u003c\/strong\u003e is a drive belt for Yamaha 225–350 HP, 3.3L HPDI outboards from 2004 and later, while the \u003cstrong\u003e4-stroke application\u003c\/strong\u003e is a timing belt for selected Yamaha F40, F50, T50, T60, and F60 outboards.\u003c\/p\u003e\n\u003cp\u003eThe 4-stroke timing-belt application synchronizes engine timing components, while the 2-stroke HPDI drive-belt application is used in the specified HPDI drive system. These applications use different reference numbers and must not be treated as interchangeable without confirming the original belt number.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAftermarket replacement marine belt.\u003c\/li\u003e\n  \u003cli\u003eAvailable application references include Yamaha 60V-46241-00 drive belt and Yamaha 62Y-46241-00 timing belt.\u003c\/li\u003e\n  \u003cli\u003eVerify the complete engine model, stroke, year, serial number where applicable, and original part number before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following references correspond to the separate applications documented for this belt listing.\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\u003eApplication\u003c\/th\u003e\n\u003cth\u003eManufacturer Reference\u003c\/th\u003e\n\u003cth\u003eAftermarket Reference\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha 2-stroke HPDI\u003c\/td\u003e\n\u003ctd\u003e60V-46241-00\u003c\/td\u003e\n\u003ctd\u003e18-15143\u003c\/td\u003e\n\u003ctd\u003eDrive belt for specified 3.3L HPDI outboards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha 4-stroke\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00\u003cbr\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003e18-15144\u003c\/td\u003e\n\u003ctd\u003eTiming belt for selected F40, F50, T50, T60, and F60 outboards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelected Mercury 4-stroke\u003c\/td\u003e\n\u003ctd\u003e825109\u003c\/td\u003e\n\u003ctd\u003eReference cross-reference only\u003c\/td\u003e\n\u003ctd\u003eListed in engine catalogs for selected 40–50 HP 4-stroke applications; verify serial range and original belt number\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\u003eCompatibility depends on the belt application. The 4-stroke timing-belt fitments below are supported by catalog occurrences for the stated model, horsepower, stroke, and year. Do not transfer these fitments to the 2-stroke HPDI drive-belt application.\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\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eReference\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TLHT \/ F50TLRT\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1995\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TLHU \/ F50TLRU\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1996\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TLHW\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF40TLRX \/ F50TLRX\u003c\/td\u003e\n\u003ctd\u003e40 \/ 50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TLRY\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TLRZ\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2001\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TJRA \/ F50TLRA\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2002\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF60TLRA\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2002\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TJRB \/ F50TLRB\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2003\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF60TJRB \/ F60TLRB\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2003\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF50TLRC\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2004\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF60TJRC \/ F60TLRC\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2004\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eTiming belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eT50TLRU \/ T50TLRW \/ T50TLRX \/ T50TLRY \/ T50TLRZ \/ T50TLRA \/ T50TLRB \/ T50TLRC\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1996–2004\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eCatalog occurrence; verify the original part number because the company record separately identifies the 4-stroke timing-belt application\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eT60TLRB \/ T60TLRC\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e2003–2004\u003c\/td\u003e\n\u003ctd\u003e62Y-46241-00-00\u003c\/td\u003e\n\u003ctd\u003eCatalog occurrence; verify the original part 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\u003e2-stroke HPDI application:\u003c\/strong\u003e Yamaha 225–350 HP, 3.3L HPDI outboards from 2004 and later, using reference 60V-46241-00. The available company record does not provide a complete model or serial-number list for this application, so confirm the original belt reference and engine details.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMercury cross-reference:\u003c\/strong\u003e Reference 825109 appears in catalogs for selected Mercury 40, 45, and 50 HP 4-stroke engines with specified serial ranges. This is a catalog cross-reference, not a universal Mercury fitment claim; verify the exact serial range and original part number.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n  \u003cdd\u003eMarine replacement belt\u003c\/dd\u003e\n  \u003cdt\u003eAvailable Applications\u003c\/dt\u003e\n  \u003cdd\u003e2-stroke HPDI drive belt or 4-stroke timing belt, depending on the verified reference number\u003c\/dd\u003e\n  \u003cdt\u003e4-Stroke Timing-Belt Reference\u003c\/dt\u003e\n  \u003cdd\u003eYamaha 62Y-46241-00 \/ 62Y-46241-00-00\u003c\/dd\u003e\n  \u003cdt\u003e2-Stroke HPDI Drive-Belt Reference\u003c\/dt\u003e\n  \u003cdd\u003eYamaha 60V-46241-00\u003c\/dd\u003e\n  \u003cdt\u003eAftermarket References\u003c\/dt\u003e\n  \u003cdd\u003e18-15143 for the HPDI drive-belt application; 18-15144 for the 4-stroke timing-belt application\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n  \u003cdd\u003eNot specified in the available product record\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 replacement marine belt\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is a single belt, not a kit. The belt type supplied must be matched to the ordered application and verified reference number.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eConfirm the engine model, stroke, year, serial range where applicable, and original belt reference before beginning work.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the battery and follow the applicable engine service manual's safety procedures.\u003c\/li\u003e\n  \u003cli\u003eFor a timing-belt installation, expose the timing-belt or camshaft area and record the crankshaft and camshaft timing-mark positions before removing the old belt.\u003c\/li\u003e\n  \u003cli\u003eFor a drive-belt installation, follow the manufacturer's procedure for belt removal, routing, and tension adjustment.\u003c\/li\u003e\n  \u003cli\u003eInstall the belt in the correct direction and route it exactly as specified by the service manual.\u003c\/li\u003e\n  \u003cli\u003eSet belt tension using the manufacturer's specified procedure. Do not guess the tension or overtighten the belt.\u003c\/li\u003e\n  \u003cli\u003eFor timing-belt work, rotate the engine manually as directed by the service manual and confirm that all timing marks remain aligned.\u003c\/li\u003e\n  \u003cli\u003eReinstall all covers and components, then perform the required inspection before operating the outboard.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eMaintenance \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I identify the correct application?\u003c\/summary\u003e\n  \u003cp\u003eCompare the original belt marking or manufacturer part number first. Use 60V-46241-00 for the listed 2-stroke HPDI drive-belt application and 62Y-46241-00 or 62Y-46241-00-00 for the listed 4-stroke timing-belt application. Then confirm the complete engine model and year.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the recommended replacement interval for the 4-stroke timing belt?\u003c\/summary\u003e\n  \u003cp\u003eThe company product record recommends periodic replacement at 5 years or 100 hours of use for the listed 4-stroke application. Always follow the maintenance schedule and inspection requirements in the official service manual for your exact engine.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this fit every Yamaha F40, F50, T50, T60, or F60?\u003c\/summary\u003e\n  \u003cp\u003eNo. Fitment is limited to the documented application, model, year, stroke, and reference-number conditions. Model-family names alone are not sufficient to confirm compatibility.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes reference 825109 confirm Mercury fitment?\u003c\/summary\u003e\n  \u003cp\u003eReference 825109 is listed in catalogs for selected Mercury 40–50 HP 4-stroke engines with specific serial ranges. It should be used only after confirming the engine serial range and original belt reference.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM belt?\u003c\/summary\u003e\n  \u003cp\u003eNo. This listing is for an aftermarket replacement belt. Manufacturer and material details are not specified in the available product record.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDo not order by horsepower or model family alone. Confirm the exact belt reference and engine conditions.\u003c\/li\u003e\n  \u003cli\u003eThe 2-stroke HPDI drive-belt and 4-stroke timing-belt applications are separate applications with different reference numbers.\u003c\/li\u003e\n  \u003cli\u003eIncorrect timing-belt installation can cause severe engine damage. Professional installation is recommended.\u003c\/li\u003e\n  \u003cli\u003eUse the official service manual for routing, tension, timing marks, torque values, and final inspection procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMarine replacement parts for service and maintenance applications.\u003c\/li\u003e\n  \u003cli\u003eProduct information organized by manufacturer references and engine conditions.\u003c\/li\u003e\n  \u003cli\u003eVerify fitment before ordering to help ensure the correct replacement part.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723974906171,"sku":"23BL214","price":41.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/23BL214_1.jpg?v=1763038976"},{"product_id":"water-pump-impeller-fits-mercury-mariner-40-60-hp-4-stroke-replaces-mercury-47-19453-47-19453t-sierra-18-8900","title":"Water Pump Impeller for Mercury\/Mariner 50–60 HP 2-Stroke and Select 40–60 HP 4-Stroke Outboards – Replaces 47-19453, 47-19453T","description":"\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width: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; word-break:normal; letter-spacing:normal; font-weight:600; 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 aftermarket \u003cstrong\u003ewater pump impeller\u003c\/strong\u003e is designed for specified Mercury and Mariner outboard applications. The company fitment records list Mercury\/Mariner 50, 55, and 60 HP 2-stroke engines, as well as select 40–60 HP 4-stroke engines. It is supplied as a single impeller for water-pump service and is not a complete water-pump repair kit.\u003c\/p\u003e\n  \u003cp\u003eThe impeller is listed as a replacement for Mercury part numbers \u003cstrong\u003e47-19453\u003c\/strong\u003e and \u003cstrong\u003e47-19453T\u003c\/strong\u003e. Sierra aftermarket reference \u003cstrong\u003e18-8900\u003c\/strong\u003e is also listed for this impeller family. Confirm the exact engine model, stroke, serial number, and existing impeller dimensions before ordering.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eAftermarket replacement impeller for specified Mercury and Mariner cooling-system applications.\u003c\/li\u003e\n    \u003cli\u003eHigh-volume\/long-vane impeller profile associated with reference 47-19453T.\u003c\/li\u003e\n    \u003cli\u003eDesigned for installation in the water-pump housing after removal of the lower unit.\u003c\/li\u003e\n    \u003cli\u003eSold as one impeller; the drive key and other water-pump components are not included.\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 references are provided for identification and cross-reference purposes. They do not replace verification of the complete engine application.\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 or Reference\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\u003e47-19453\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\u003e47-19453T\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\u003e18-8900\u003c\/td\u003e\n          \u003ctd\u003eAftermarket cross-reference\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eAdditional supplier reference\u003c\/td\u003e\n          \u003ctd\u003e9-45301\u003c\/td\u003e\n          \u003ctd\u003eAdditional cross-reference listed by the supplier\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 information is grouped by stroke because 2-stroke and 4-stroke applications must not be treated as interchangeable without confirming the engine details.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Mercury and Mariner 2-Stroke Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eRated HP\u003c\/th\u003e\n          \u003cth\u003eStroke\u003c\/th\u003e\n          \u003cth\u003eModel or Application\u003c\/th\u003e\n          \u003cth\u003eYear\u003c\/th\u003e\n          \u003cth\u003eSerial 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\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e50\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003eSpecified 2-stroke application\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e55\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003eSpecified 2-stroke application\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e60\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003eSpecified 2-stroke application\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\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=\"Mercury and Mariner 4-Stroke Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eRated HP\u003c\/th\u003e\n          \u003cth\u003eStroke\u003c\/th\u003e\n          \u003cth\u003eModel or Application\u003c\/th\u003e\n          \u003cth\u003eYear\u003c\/th\u003e\n          \u003cth\u003eSerial 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\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e40\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eCarbureted, 3-cylinder\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e40\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003e4-cylinder\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e40\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eEFI, 4-cylinder\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e50\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eEFI, 4-cylinder\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n          \u003ctd\u003e60\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eEFI, 4-cylinder\u003c\/td\u003e\n          \u003ctd\u003eNot specified\u003c\/td\u003e\n          \u003ctd\u003eVerify before ordering\u003c\/td\u003e\n          \u003ctd\u003eCompany fitment record\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp\u003eDo not rely on horsepower alone. Check the engine brand, model designation, stroke, serial-number range, gearcase and water-pump configuration. Catalog references identify 47-19453T as a 3.125-inch outside-diameter by 0.75-inch inside-diameter high-volume\/long-vane impeller, but the original impeller should still be measured before installation.\u003c\/p\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\u003eApplication Type\u003c\/dt\u003e\n    \u003cdd\u003eAftermarket replacement for specified Mercury\/Mariner outboards\u003c\/dd\u003e\n    \u003cdt\u003eImpeller Profile\u003c\/dt\u003e\n    \u003cdd\u003eHigh-volume\/long-vane style\u003c\/dd\u003e\n    \u003cdt\u003eOutside Diameter\u003c\/dt\u003e\n    \u003cdd\u003e3.125 inches reference dimension\u003c\/dd\u003e\n    \u003cdt\u003eInside Diameter\u003c\/dt\u003e\n    \u003cdd\u003e0.75 inches reference dimension\u003c\/dd\u003e\n    \u003cdt\u003eDrive Key\u003c\/dt\u003e\n    \u003cdd\u003eNot included; verify the required key for your engine\u003c\/dd\u003e\n    \u003cdt\u003ePackage Type\u003c\/dt\u003e\n    \u003cdd\u003eSingle impeller\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\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Water pump impeller\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eThe drive key, water-pump housing, wear plate, gaskets, seals, washers and other repair-kit components are not included.\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 and remove the engine cowling as required by the engine manufacturer's service procedure.\u003c\/li\u003e\n    \u003cli\u003ePlace the outboard in neutral and support the lower unit safely.\u003c\/li\u003e\n    \u003cli\u003eRemove the fasteners securing the lower unit and carefully separate it from the midsection.\u003c\/li\u003e\n    \u003cli\u003eRemove the water-pump housing cover to access the impeller.\u003c\/li\u003e\n    \u003cli\u003eRemove the old impeller and inspect the drive key, housing, wear plate and related sealing surfaces. Do not assume the required key is included with the impeller.\u003c\/li\u003e\n    \u003cli\u003eClean the pump components and replace any worn or damaged parts before reassembly.\u003c\/li\u003e\n    \u003cli\u003eInstall the correct drive key for the specific engine, then fit the new impeller into the pump housing according to the service manual.\u003c\/li\u003e\n    \u003cli\u003eReinstall the water-pump housing and lower unit using the manufacturer's torque specifications and approved sealants where specified.\u003c\/li\u003e\n    \u003cli\u003eReconnect the battery, supply cooling water using appropriate flushing equipment, and confirm a 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 know if this impeller fits my specific engine?\u003c\/summary\u003e\n    \u003cp\u003eMatch the engine brand, horsepower, stroke, model, serial number and water-pump configuration to the compatibility information. Also compare the old impeller's outside diameter, inside diameter and vane profile. If any of these details differ, do not install the part without confirming fitment through the appropriate service information.\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 overheating at idle or low speed, a weak or intermittent tell-tale stream, and damaged, brittle or permanently deformed vanes when the impeller is inspected.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I replace my impeller?\u003c\/summary\u003e\n    \u003cp\u003eInspect the impeller according to the engine manufacturer's maintenance schedule. Replacement intervals depend on operating hours, storage conditions and exposure to saltwater, sand or silt. Replace it sooner if the vanes are cracked, hardened, worn or permanently bent.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this a complete water-pump kit?\u003c\/summary\u003e\n    \u003cp\u003eNo. This listing is for one water-pump impeller only. It does not include the pump housing, wear plate, gaskets, seals, washers or drive key.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM component?\u003c\/summary\u003e\n    \u003cp\u003eNo. This is an aftermarket replacement. Mercury part numbers 47-19453 and 47-19453T, along with Sierra reference 18-8900, are provided only as identification and cross-reference numbers.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n    \u003cp\u003eWe ship worldwide. Typical transit is 5–15 days; available shipping methods and delivery estimates are shown at checkout.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n    \u003cp\u003eThis product is covered by the applicable store warranty and return policy. Contact support with your order details if you receive a damaged or defective item.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eConfirm the engine's brand, model, horsepower, stroke, serial number and water-pump configuration before purchase.\u003c\/li\u003e\n    \u003cli\u003eCompare the replacement impeller with the original part, including diameter and vane profile.\u003c\/li\u003e\n    \u003cli\u003eThe drive key is not included. Obtain the correct key separately when required by the engine configuration.\u003c\/li\u003e\n    \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eFollow the engine manufacturer's service manual and use professional installation when appropriate.\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 applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery is available to most regions; delivery options are shown at checkout.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing on aftermarket marine parts without unnecessary markups.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723974938939,"sku":"17IM004","price":15.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/17IM0041_c8c4c0af-7ce4-47a0-ad6c-3a82683ca82e.jpg?v=1763038978"}],"url":"https:\/\/seasierra.com\/collections\/mercury-40-60hp-4-stroke-outboard-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}