{"product_id":"water-pump-impeller-kit-fits-mercury-mercruiser-bravo-drive-replaces-47-59362t1-47-593621-47-59362q01","title":"Water Pump Impeller Kit – Fits Mercury\/MerCruiser Bravo Drive (Replaces 47-59362T1, 47-593621, 47-59362Q01)","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 *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\u003csection\u003e\n    \u003ch2\u003eProduct Details\u003c\/h2\u003e\n    \u003cp\u003eThis aftermarket \u003cstrong\u003eWater Pump Impeller Kit\u003c\/strong\u003e is engineered for Mercury MerCruiser Bravo Drive marine engines equipped with engine-mounted sea water pumps featuring a plastic housing, typically found on models from 1999 and older. It is a crucial component for restoring your engine's cooling system to optimal performance.\u003c\/p\u003e\n    \u003cp\u003eThis impeller serves as a direct interchange for numerous OEM and aftermarket part numbers, ensuring wide compatibility and a reliable fit.\u003c\/p\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eInstallation Fitment:\u003c\/strong\u003e Designed for Bravo Drive engine-mounted sea water pumps.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from high-quality neoprene rubber with a metal center insert securely bonded to the vanes to resist tearing and maintain consistent water flow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Includes a 1-year warranty covering manufacturing defects for peace of mind.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n    \u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket brands.\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\u003eMercury\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury\u003c\/td\u003e\n                    \u003ctd\u003e47-593621\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury\u003c\/td\u003e\n                    \u003ctd\u003e47-59362Q01\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury\u003c\/td\u003e\n                    \u003ctd\u003e59362\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury\u003c\/td\u003e\n                    \u003ctd\u003e59362A1\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury\u003c\/td\u003e\n                    \u003ctd\u003e59362B1\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003e0775517\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eCEF Marine\u003c\/td\u003e\n                    \u003ctd\u003eCEF500109\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eSierra\u003c\/td\u003e\n                    \u003ctd\u003e18-3087\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson Pump\u003c\/td\u003e\n                    \u003ctd\u003e09-703B-1\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJabsco\u003c\/td\u003e\n                    \u003ctd\u003e17954-0001\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 your engine model and year in the table below to ensure proper fitment.\u003c\/p\u003e\n    \u003cp\u003eFor Mercury MerCruiser, this part is intended for Bravo engines (up to 1999) with engine-mounted sea water pumps that have plastic housings. It also fits select Alpha engines with Fresh Water Cooling (FWC).\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\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\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003e4.3L Carb \/ EFI (Bravo)\u003c\/td\u003e\n                    \u003ctd\u003eUp to 1999\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eEngine-mounted sea water pump with plastic housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003e5.0L Carb \/ EFI (Bravo)\u003c\/td\u003e\n                    \u003ctd\u003eUp to 1999\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eEngine-mounted sea water pump with plastic housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003e5.7L Carb \/ EFI (Bravo)\u003c\/td\u003e\n                    \u003ctd\u003eUp to 1999\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eEngine-mounted sea water pump with plastic housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003e350 Mag EFI (Bravo)\u003c\/td\u003e\n                    \u003ctd\u003eUp to 1999\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eEngine-mounted sea water pump with plastic housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003e7.4L Carb \/ EFI (Bravo)\u003c\/td\u003e\n                    \u003ctd\u003eUp to 1999\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eEngine-mounted sea water pump with plastic housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003e454 Mag Carb \/ EFI (Bravo)\u003c\/td\u003e\n                    \u003ctd\u003eUp to 1999\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eEngine-mounted sea water pump with plastic housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003e502 Mag Carb \/ EFI (Bravo)\u003c\/td\u003e\n                    \u003ctd\u003eUp to 1999\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eEngine-mounted sea water pump with plastic housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n                    \u003ctd\u003eHi-Performance engines\u003c\/td\u003e\n                    \u003ctd\u003e\u003c\/td\u003e\n                    \u003ctd\u003e47-59362T1\u003c\/td\u003e\n                    \u003ctd\u003eWITHOUT solid plate front mount\u003c\/td\u003e\n                \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n        \u003c\/table\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n    \u003cdl\u003e\n        \u003cdt\u003eProduct Type\u003c\/dt\u003e\n        \u003cdd\u003eWater Pump Impeller\u003c\/dd\u003e\n        \u003cdt\u003eInstallation\u003c\/dt\u003e\n        \u003cdd\u003eBravo Drive Engine-Mounted Sea Water Pump\u003c\/dd\u003e\n        \u003cdt\u003eMaterial\u003c\/dt\u003e\n        \u003cdd\u003eNeoprene Rubber with Metal Insert\u003c\/dd\u003e\n        \u003cdt\u003eHousing Color\u003c\/dt\u003e\n        \u003cdd\u003eBlack\u003c\/dd\u003e\n        \u003cdt\u003eTechnical Note\u003c\/dt\u003e\n        \u003cdd\u003eCenter insert is bonded to vanes to resist tearing and maintain water flow.\u003c\/dd\u003e\n        \u003cdt\u003eWarranty\u003c\/dt\u003e\n        \u003cdd\u003e1 Year (aftermarket parts)\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\u003eThis product may be sold as a single impeller or as part of a complete pump assembly kit. When purchased as a kit (replaces 807151A14), it includes:\u003c\/p\u003e\n    \u003cul\u003e\n        \u003cli\u003e1 x Water Pump Assembly (46-807151A1)\u003c\/li\u003e\n        \u003cli\u003e1 x Impeller (47-59362T1)\u003c\/li\u003e\n        \u003cli\u003e1 x Wear Plate, Outer (94576\/8M0204674)\u003c\/li\u003e\n        \u003cli\u003e1 x O-Ring (25-33465\/25-8M0214925)\u003c\/li\u003e\n        \u003cli\u003e1 x Quad Ring (25-94288\/25-8M0215007)\u003c\/li\u003e\n        \u003cli\u003e5 x Hex Head Screws (.312-18 x 3.250)\u003c\/li\u003e\n        \u003cli\u003e2 x Hex Head Screws (.312-18 x 2.68)\u003c\/li\u003e\n        \u003cli\u003e5 x Stainless Steel Washers (.344 x .688 x .065)\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n    \u003col\u003e\n        \u003cli\u003eDisconnect the boat's battery and close the engine's water inlet seacock.\u003c\/li\u003e\n        \u003cli\u003eLoosen the serpentine belt tensioner and remove the belt from the sea water pump pulley.\u003c\/li\u003e\n        \u003cli\u003eLoosen the hose clamps and detach the inlet and outlet water hoses from the pump. Note their orientation.\u003c\/li\u003e\n        \u003cli\u003eRemove the mounting bolts holding the sea water pump assembly to the engine bracket.\u003c\/li\u003e\n        \u003cli\u003eOnce the pump is removed, unfasten the screws on the rear cover plate.\u003c\/li\u003e\n        \u003cli\u003eNote the direction the existing impeller vanes are bent. The new impeller must be installed with vanes bent in the same direction.\u003c\/li\u003e\n        \u003cli\u003ePry or pull the old impeller out of the housing. A pair of pliers or a dedicated puller may be needed.\u003c\/li\u003e\n        \u003cli\u003eClean the inside of the pump housing and cover plate, inspecting for scoring or wear. Replace the housing if damage is severe.\u003c\/li\u003e\n        \u003cli\u003eLubricate the new impeller and the inside of the housing with a suitable marine lubricant (e.g., glycerin or dish soap).\u003c\/li\u003e\n        \u003cli\u003eInsert the new impeller into the housing, twisting it in the direction of natural engine rotation to bend the vanes correctly.\u003c\/li\u003e\n        \u003cli\u003eReinstall the cover plate with a new gasket or O-ring, then mount the pump assembly back onto the engine.\u003c\/li\u003e\n        \u003cli\u003eReconnect hoses, reinstall the belt, open the seacock, and start the engine. Check for leaks and confirm steady water output from the exhaust.\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 impeller fits my specific Bravo engine?\u003c\/summary\u003e\n        \u003cp\u003eThe best way is to match your existing part number to one in the Part Number Matrix. If you don't have a part number, check our Engine \u0026amp; Model Compatibility table. This part fits Bravo models up to 1999 with an engine-mounted, plastic-housing sea water pump.\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 symptoms include the engine temperature rising above its normal range, a weak or non-existent stream of water from the exhaust outlet, and a low water pressure warning alarm if your boat is so equipped.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eHow often should I replace my impeller?\u003c\/summary\u003e\n        \u003cp\u003eFor preventative maintenance, most marine mechanics recommend replacing the impeller annually or every 100-200 hours of engine use, whichever comes first. An impeller can fail from age (dry rot) even if the engine has low hours.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eIs this impeller difficult to install?\u003c\/summary\u003e\n        \u003cp\u003eFor someone with intermediate mechanical skills, it is a manageable job. However, it requires specific tools and a correct installation technique (especially orienting the vanes). If you are not comfortable performing the work, we recommend professional installation.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eWill this fit a MerCruiser Alpha drive?\u003c\/summary\u003e\n        \u003cp\u003eGenerally, no. This part is designed for Bravo drives. The primary exception is for certain Alpha models factory-equipped with a Fresh Water Cooling (FWC) or \"closed cooling\" system, which may use a Bravo-style engine-mounted pump.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eWhat is the difference between an OEM part and this aftermarket one?\u003c\/summary\u003e\n        \u003cp\u003eThis listing is for an aftermarket replacement, not an original equipment manufacturer (OEM) part. It is built to meet or exceed OEM-level specifications using comparable high-quality materials. Our parts are manufactured in an ISO 9002 certified facility and are batch-inspected to ensure quality and consistency.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eHow fast is shipping and what does it cost?\u003c\/summary\u003e\n        \u003cp\u003eWe ship worldwide quickly, with typical transit times of 5–15 days for most regions. Standard shipping is free. Expedited shipping options, if available for your location, will be presented at checkout.\u003c\/p\u003e\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 encounter an issue, please contact our support team with your order details. Returns are accepted within our standard return window for unused items in their original condition. See our policy page or reach out for instructions.\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\u003eVerify a visual match between your old part and the images\/specifications provided. If anything differs—even if your model appears on a compatibility list—do not purchase.\u003c\/li\u003e\n        \u003cli\u003eThis is an aftermarket replacement component, not an OEM part. Brand names and part numbers are used for reference purposes only.\u003c\/li\u003e\n        \u003cli\u003eProfessional installation is highly recommended for all marine engine parts to ensure safety and proper performance.\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 parts engineered to OEM-level tolerances and rigorously tested for real-world conditions.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — We offer free standard delivery to most regions in 5–15 days, getting you back on the water sooner.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — By working directly with manufacturers, we provide fair pricing without compromising on materials or quality control.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50717885858107,"sku":"19KM005","price":19.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_Kit_for_Mercury_Bravo_47-593621_47-59362Q01_47-59362T1_0775517_-_JLM_MARINE-8289885.jpg?v=1762937346","url":"https:\/\/seasierra.com\/products\/water-pump-impeller-kit-fits-mercury-mercruiser-bravo-drive-replaces-47-59362t1-47-593621-47-59362q01","provider":"SeaSierra","version":"1.0","type":"link"}