{"product_id":"water-pump-impeller-kit-fits-mercury-mercruiser-65-225-hp-replaces-47-89984t5","title":"Water Pump Impeller Kit – Fits Mercury\/Mercruiser 65–225 HP (Replaces 47-89984T5)","description":"\u003ch2\u003eWater Pump Impeller Kit – Fits Mercury\/Mercruiser 65–225 HP (Replaces 47-89984T5)\u003c\/h2\u003e\n\u003cp\u003eThis water pump impeller kit is designed for a wide range of Mercury\/Mercruiser and Force\/Chrysler outboard engines. It fits most 65–225 HP 2-stroke Mercury\/Mercruiser models from the 1960s to the 1990s, as well as Alpha One, MR, and pre-Alpha sterndrive units (serial numbers 2495186–0D469858). It is also compatible with 65–225 HP Force\/Chrysler outboards that use short-vane impellers.\u003c\/p\u003e\n\u003cp\u003eThis kit serves as a direct replacement for multiple OEM and aftermarket part numbers, including Mercury 47-89984T5, 47-89984T4, 47-89984T6, and 47-89984Q5, as well as Sierra 18-3517, GLM 12120, Mallory 9-48307, and Sierra 18-3017.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Direct OEM replacement designed for a precise fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCore Component:\u003c\/strong\u003e Features a durable 6-blade neoprene rubber impeller with a brass hub.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes the impeller, face plate, gaskets, drive key, seals, and O-rings for a comprehensive service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003ctable\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\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-89984T5 \/ 47-89984T4 \/ 47-89984T6 \/ 47-89984Q5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3517 \/ 18-3017\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLM\u003c\/td\u003e\n\u003ctd\u003e12120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-48307\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ch3\u003eMercury\/Mercruiser Outboard Models\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\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\u003e65 HP (4 cylinder)\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1963-1976\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 2803562-2874263, 2997439-3293183\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e70 HP\u003c\/td\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1961-1967\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 1413611-1436114, 1482212-1503458\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e700 E-2 (6 cyl)\u003c\/td\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e75 HP (4 cyl)\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1984-1988\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 6432901 \u0026amp; UP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e80 HP\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1969-1983\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 1355468-3493912\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e80 HP (6 cyl)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 1335465-1398629\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e80 HP (4 cyl)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 4831999-6432900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e85 HP (4 cyl)\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1973-1977\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e850XS models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e850 E \u0026amp; EL (6 cyl)\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eModels E-1, EL-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e850 XS (4 cyl)\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 3493913-4831998\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e90 HP (6 cyl)\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1978-1986\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eSerial 4845301 \u0026amp; UP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e95 HP (6 cyl)\u003c\/td\u003e\n\u003ctd\u003e95\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1966-1967\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e100 HP (1000SS)\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1962-1969\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e105 HP JET\u003c\/td\u003e\n\u003ctd\u003e105\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1994-1995\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e110\/115\/125\/135\/140\/150 HP (6 cyl)\u003c\/td\u003e\n\u003ctd\u003e110-150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1966-1988\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eModels 1100\/1150\/1250\/1350\/1400\/1500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV135 CARB\u003c\/td\u003e\n\u003ctd\u003e135\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986-1988\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV135 EFI\u003c\/td\u003e\n\u003ctd\u003e135\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e140 JET\u003c\/td\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1994-1995\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV150 CARB\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1978-1985\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV150 CARB\/EFI\/DFI\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1986-1988\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV150 XR2\/4\/6, Mag II\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1978-1988\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV175 (V1750)\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1976-1988\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV175\/V200 CARB\/EFI\/DFI\u003c\/td\u003e\n\u003ctd\u003e175-200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1985-1988\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV200\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1978-1981\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV220 LASER\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV225 2.4L\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMercruiser Sterndrive Models\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\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\u003eMerCruiser I (MC1)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eS\/N 2495186 \u0026amp; Later\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser R\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser MR\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlpha One\u003c\/td\u003e\n\u003ctd\u003eUp to 1990\u003c\/td\u003e\n\u003ctd\u003e47-89984T5\u003c\/td\u003e\n\u003ctd\u003eS\/N range 6854393-0D469858\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater Pump Impeller Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect OEM replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect drive shaft mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eImpeller diameter: 59.6 mm (2.35 in)\u003cbr\u003eImpeller height: 33.6-33.8 mm (1.32-1.33 in)\u003cbr\u003eHub shaft diameter: 22.2 mm (0.87 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e99.3 g (3.5 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect shaft mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 blade impeller design made of neoprene rubber with brass hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Water Pump Impeller (Replaces 47-89984, 47-30221, 47-65960, 47-85460)\u003c\/li\u003e\n\u003cli\u003e1 x Face Plate with Gaskets\u003c\/li\u003e\n\u003cli\u003e1 x Drive Key or Pin (Replaces 28-56654)\u003c\/li\u003e\n\u003cli\u003e1 x Water Tube Guide Sleeve\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003eMultiple \"O\" Rings (exact quantity may vary by kit)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e2 x Gearlube Fill \u0026amp; Vent Screw Seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the negative battery cable to prevent accidental starting.\u003c\/li\u003e\n\u003cli\u003ePlace a drain pan under the lower unit and remove the gearlube drain\/vent screws to empty the gear oil.\u003c\/li\u003e\n\u003cli\u003eRemove the bolts that attach the lower unit (gearcase) to the engine's upper housing.\u003c\/li\u003e\n\u003cli\u003eCarefully separate the lower unit from the engine. You may need to disconnect the speedometer tube if equipped.\u003c\/li\u003e\n\u003cli\u003eLocate the water pump assembly on top of the gearcase and remove the bolts securing its housing.\u003c\/li\u003e\n\u003cli\u003eLift the pump housing and slide the old impeller off the drive shaft. Take note of the rotational direction of the vanes.\u003c\/li\u003e\n\u003cli\u003eWipe the housing interior and face plate clean. Inspect for scoring, warping, or corrosion and replace if damaged.\u003c\/li\u003e\n\u003cli\u003eInstall the new drive key, gaskets, and seals from the kit onto the drive shaft and base plate.\u003c\/li\u003e\n\u003cli\u003eSlide the new impeller onto the drive shaft, turning the shaft clockwise to bend the vanes into the correct orientation.\u003c\/li\u003e\n\u003cli\u003eReinstall the water pump housing and tighten the bolts to the manufacturer's specified torque.\u003c\/li\u003e\n\u003cli\u003eReattach the lower unit to the engine and refill the gearcase with fresh marine gear lubricant.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery, start the engine in a water supply, and confirm a strong, steady stream from the tell-tale outlet.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this impeller kit fits my Mercury engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit fits a wide range of Mercury\/Mercruiser outboards (65–225 HP, '60s–'90s) and Alpha One\/MR sterndrives (serial # 2495186–0D469858). The best method is to check your model, HP, and serial number against the detailed compatibility tables on this page. You can also cross-reference your existing part number with those listed, such as Mercury 47-89984T5.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my water pump impeller needs to be replaced?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCommon signs of a failing impeller include a weak or non-existent water stream from the \"tell-tale\" outlet, the engine overheating at idle or low speeds, or a high-temperature alarm sounding. Visually, a worn impeller will have cracked, brittle, or permanently bent vanes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should I replace the water pump impeller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAs a preventative maintenance item, it is generally recommended to inspect the impeller annually and replace it every 1-2 years or every 100-200 hours of use, depending on operating conditions. More frequent replacement may be needed if you operate in sandy, silty, or saltwater environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":50488935252281,"sku":"17KM001","price":38.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_Kit_for_Mercury_65_up_to_225_hp_46-96148A5_-_JLM_MARINE-8289811.jpg?v=1755252001","url":"https:\/\/jlmmarine.com\/products\/water-pump-impeller-kit-fits-mercury-mercruiser-65-225-hp-replaces-47-89984t5","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}