{"title":"Mercury 85HP 2-Stroke Outboard Engine Parts | Mariner Models","description":"\u003csection id=\"hero\" style=\"padding:16px 0;\"\u003e\n  \u003cp\u003eThis page is for Mercury 85HP 2‑Stroke outboard engines and helps you find compatible parts and service information. Inside you’ll find maintenance tips, common replacement parts, and troubleshooting guidance. You can also browse our main Mercury collection at any time. Scroll to the bottom of this page to start browsing parts for this engine, and 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 16px;border:1px solid #1a73e8;border-radius:6px;text-decoration:none;color:#1a73e8;\"\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 85HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the identification plate: On many Mercury 2‑Strokes it’s on the swivel bracket (port or starboard) or an instruction plate above the steering tube. Mariner‑badged equivalents typically use a plate on the top outside edge of the clamp bracket.\u003c\/li\u003e\n    \u003cli\u003eUse the serial\/model code: The code and any suffix letters help confirm year range, shaft length, and control type. For best parts accuracy, always reference the full serial number.\u003c\/li\u003e\n    \u003cli\u003eConfirm the platform: Many 85HP models are inline‑4 carbureted 2‑Strokes. Counting spark plug leads (4) and carburetors can help distinguish platforms and ignition layouts.\u003c\/li\u003e\n    \u003cli\u003eFueling note for 2‑Stroke: Verify whether your engine is premix or has oil‑injection. Follow the service manual for the correct fuel\/oil ratio and oil system checks.\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\u003eInline‑4 Carbureted 2‑Stroke (typical Mercury 85HP)\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 #ddd;padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;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‑4, loop‑charged\/carbureted 2‑Stroke with mechanical fuel pump and CDI ignition.\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;\"\u003eMercury 85 HP (often referred to as “850” series in some literature); Mariner 85 HP counterparts in select year ranges.\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;\"\u003eGood power‑to‑weight for mid‑range boats; straightforward carburetor service; robust gearcase when maintained.\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;\"\u003eUse serial number to verify ignition, carb jetting, and gearcase variations. Many cooling system, ignition, and gearcase parts interchange across close serial ranges; verify before ordering.\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; always follow your official service manual for your exact model and operating conditions.\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 #ddd;padding:8px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;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;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery season or 100 hours\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect for water or metal; replace seals if milky oil is found.\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      \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;\"\u003eInspect every 50 hours; replace ~100 hours\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck gap and heat range per manual; carry spares.\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 \/ inline filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery season or 100 hours\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eReplace sooner if debris or stale fuel is suspected.\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 100–200 hours)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eReplace annually in sandy\/silty water or if telltale is weak.\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 (corrosion protection)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect every 50 hours; replace when ~50% consumed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eChoose alloy for your water type (fresh, brackish, salt).\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;\"\u003eLower unit seals (if leaking)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAs needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eIf pressure\/vac test fails or gear oil is milky, reseal before further use.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-lower-unit-seal-kits\"\u003eMercury Lower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e2‑Stroke oil supply \/ mix\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery outing; verify ratio per manual\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eFor premix, use fresh fuel and the specified ratio. If oil‑injected, inspect lines, tank, and pump.\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\/mercury-water-pump-repair-kits\"\u003eWater Pump Kits (Mercury)\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase \u0026amp; Seals: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-lower-unit-seal-kits\"\u003eLower Unit Seal Kits (Mercury)\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\u003eFuel System: \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-pumps\"\u003eFuel Pumps\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropulsion: \u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\u003c\/a\u003e and \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\u003eCarburetion \u0026amp; Sealing: \u003ca href=\"https:\/\/seasierra.com\/collections\/carburetor\"\u003eCarburetor\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/gaskets\"\u003eGaskets\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/oil-seals\"\u003eOil Seals\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/bearings\"\u003eBearings\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:1000px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;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 telltale or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect water intake screens, pump impeller, and thermostat; verify hose routing to telltale.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump kit, thermostat, gaskets, intake screen\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePoor acceleration or loss of power\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck prop condition\/pitch, fuel quality, filters, and carb cleanliness; confirm full throttle opening.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePropeller, fuel filter, spark plugs, carburetor rebuild kit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eDrain stale fuel, verify primer bulb and choke operation, inspect plugs and ignition leads.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSpark plugs, fuel filter, primer bulb\/lines, carburetor kit, ignition components\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eExcessive smoke (2‑Stroke)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eConfirm correct fuel\/oil ratio, ensure choke is not stuck on, and check thermostat function.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSpark plugs, carburetor kit, thermostat\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;\"\u003eVerify oil level\/quality, check for water intrusion (milky oil), perform pressure\/vac test.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGear oil, lower unit seal kit, bearings\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 different years or platforms?\u003c\/summary\u003e\n    \u003cp\u003eMany service parts do interchange within close serial ranges, and some Mariner‑branded equivalents share components. Always confirm fitment with your serial\/model number to account for changes in ignition, carburetion, and gearcase details.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should the impeller be replaced?\u003c\/summary\u003e\n    \u003cp\u003eInspect annually and replace every 2–3 seasons or sooner if operating in sandy\/silty water or if the telltale weakens. Replace immediately if you experience overheating or dry‑run the pump.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should the gear oil be changed?\u003c\/summary\u003e\n    \u003cp\u003eChange gear oil every season or 100 hours, and always at winterization. If oil appears milky or you find metal on the drain plug magnet, reseal and service before further use.\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 engine brand, full serial\/model number, shaft length, starting method (manual\/electric), control type (tiller\/remote), and current prop diameter\/pitch if ordering propellers.\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? Browse the main Mercury collection and refine by horsepower, year, and model.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\" style=\"display:inline-block;padding:10px 16px;border:1px solid #1a73e8;border-radius:6px;text-decoration:none;color:#1a73e8;\"\u003eShop Mercury Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px;color:#555;\"\u003eIf you’re unsure about your model, send us a clear photo of the nameplate and the part you need and we’ll help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"water-pump-impeller-fits-chrysler-force-75-140-hp-outboards-replaces-47-f523065-1-47-803630t","title":"Water Pump Impeller – Fits Chrysler Force 75-140 HP Outboards (Replaces 47-F523065-1, 47-803630T)","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis high-performance \u003cstrong\u003eWater Pump Impeller – Fits Chrysler Force 75-140 HP Outboards\u003c\/strong\u003e ensures reliable cooling for Chrysler Force 75, 85, 90, 100, 105, 115, 120, 125, 135, and 140 HP 2-stroke outboard models manufactured between 1977 and 1989.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct interchange for Chrysler\/Force part numbers 47-F523065-1 and 47-F523065B-1, Mercury\/Mariner 47-803630T, and aftermarket equivalents including Sierra 18-3030 and Mallory 9-45001.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstalls as a direct OEM-style replacement.\u003c\/li\u003e\n\u003cli\u003eFeatures a press-fit nylon hub for secure installation.\u003c\/li\u003e\n\u003cli\u003eConstructed with 6 flexible neoprene blades for durability and efficient water flow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler \/ Force\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler \/ Force\u003c\/td\u003e\n\u003ctd\u003e47-F523065B-1\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e47-803630T\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3030\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-45001\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eGLM\u003c\/td\u003e\n\u003ctd\u003e89450\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSEI Marine\u003c\/td\u003e\n\u003ctd\u003e96-799-03A\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCEF\u003c\/td\u003e\n\u003ctd\u003e500390\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFor Chrysler Force Engines:\u003c\/b\u003e This impeller fits specific 3-cylinder and 4-cylinder models from 1977–1989. Verify your horsepower and year against the chart.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFor Mercury Mariner Engines:\u003c\/b\u003e This part cross-references to Mercury part 47-803630T, which is used in various 75-140 HP applications that correspond to the Force models listed.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1980–1984\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977–1988\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eA\/B\/C\/E\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1989\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1983–1984\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1979–1980\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e105\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977–1978\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e115\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977–1980\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1981–1989\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1988\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e135\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChrysler Force\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1978–1980\u003c\/td\u003e\n\u003ctd\u003e47-F523065-1\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e75-140\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-803630T\u003c\/td\u003e\n\u003ctd\u003eCross-reference to Force applications\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eWater Pump Impeller\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect OEM Replacement\u003c\/dd\u003e\n    \u003cdt\u003eConnection\u003c\/dt\u003e\n\u003cdd\u003ePress Fit\u003c\/dd\u003e\n    \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003eHeight: 29.72-30.0 mm (1.18 in), Diameter: 57.3-57.4 mm (2.26 in), Shaft Insert Diameter: 20.9-20.92 mm (0.82 in)\u003c\/dd\u003e\n    \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e30g (1.06 oz)\u003c\/dd\u003e\n    \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003e6-Blade Neoprene Impeller\u003c\/dd\u003e\n    \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eNylon hub with 6 flexible neoprene blades\u003c\/dd\u003e\n    \u003cdt\u003eWarranty\u003c\/dt\u003e\n\u003cdd\u003eVaries by manufacturer (30 days to 1 year)\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Water Pump Impeller (Replaces 47-F523065-1 \/ 47-F523065B-1 \/ 47-803630T)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the negative battery cable for safety.\u003c\/li\u003e\n  \u003cli\u003ePlace a drain pan under the lower unit and remove the gearcase oil drain\/fill screw to empty the old oil.\u003c\/li\u003e\n  \u003cli\u003eRemove the bolts securing the lower unit (gearcase) to the engine's midsection and carefully lower it.\u003c\/li\u003e\n  \u003cli\u003eUnbolt and remove the water pump housing cover to expose the old impeller. Note the direction of the blades before removal.\u003c\/li\u003e\n  \u003cli\u003ePull the old impeller off the driveshaft, being sure to remove the drive key as well.\u003c\/li\u003e\n  \u003cli\u003eClean and inspect the pump housing, face plate, and seals for wear, scoring, or damage. Replace any worn components.\u003c\/li\u003e\n  \u003cli\u003eLightly lubricate the interior of the pump housing with marine grease.\u003c\/li\u003e\n  \u003cli\u003eSlide the new drive key into its slot on the driveshaft and install the new impeller, rotating the driveshaft clockwise to help seat the blades correctly.\u003c\/li\u003e\n  \u003cli\u003eReinstall the water pump housing, tightening bolts to the manufacturer's torque specification.\u003c\/li\u003e\n  \u003cli\u003eRefill the gearcase with the correct grade and amount of marine gear lube.\u003c\/li\u003e\n  \u003cli\u003eReattach the lower unit to the engine, ensuring the driveshaft, water tube, and shift shaft align properly.\u003c\/li\u003e\n  \u003cli\u003eOnce fully assembled, test the engine in water to confirm a steady stream of water exits the tell-tale port.\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 this impeller fits my specific engine?\u003c\/summary\u003e\n  \u003cp\u003eThe best way is to check the Engine \u0026amp; Model Compatibility table on this page. Match your engine's brand, horsepower, and year. You can also cross-reference the part number stamped on your old impeller with the numbers in our Part Number Matrix.\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 nonexistent water stream from the engine's tell-tale port, an engine overheating alarm, or a noticeable decrease in engine performance. A brittle, cracked, or deformed impeller upon inspection confirms it needs replacement.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should I replace my outboard's impeller?\u003c\/summary\u003e\n  \u003cp\u003eFor preventative maintenance, it is recommended to inspect your impeller annually and replace it every 1-2 years, or every 100-200 hours of use, depending on operating conditions. If you frequently run in sandy, silty, or saltwater, more frequent replacement is advisable.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I install this myself?\u003c\/summary\u003e\n  \u003cp\u003eYes, replacing an impeller is a common maintenance task for those with mechanical experience and the correct tools. However, due to the importance of the cooling system, we recommend professional installation if you are not fully comfortable with the process.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the difference between this aftermarket part and an OEM one?\u003c\/summary\u003e\n  \u003cp\u003eThis is an aftermarket replacement, not an original equipment manufacturer (OEM) part. It has been engineered to meet or exceed OEM specifications for fit, form, and function using comparable materials. Our parts are made in an ISO 9002 certified facility and are batch-inspected to ensure quality and performance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow fast do you ship and what does it cost?\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide, and typical transit time is 5–15 days for most regions. Standard shipping is free. If available for your location, expedited shipping options and their costs will be displayed at checkout.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the warranty and return policy?\u003c\/summary\u003e\n  \u003cp\u003eThis part is covered by a 1-year warranty against manufacturing defects under normal operating conditions. If you experience an issue, please contact our support team with your order details. Returns are accepted within our standard return window for items that are unused and in their original packaging. Please see our full policy page or contact us for instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify images\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50717910008123,"sku":"17IC005R2","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/17IC005R2.png?v=1762938206"}],"url":"https:\/\/seasierra.com\/collections\/mercury-85hp-2-stroke-outboard-engine-parts-mariner-models.oembed","provider":"SeaSierra","version":"1.0","type":"link"}