{"product_id":"water-pump-impeller-fits-honda-bf35-bf40-bf45-bf50-bf60-outboard-motors-replaces-19210-zv5-003","title":"Water Pump Impeller – Fits Honda BF35\/BF40\/BF45\/BF50\/BF60 Outboard Motors (Replaces 19210-ZV5-003)","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-quality \u003cstrong\u003eWater Pump Impeller – Fits Honda BF35\/BF40\/BF45\/BF50\/BF60 Outboard Motors\u003c\/strong\u003e is engineered for Honda Marine 4-stroke outboard engines from 35 HP to 60 HP (1998–present). It serves as a crucial component for maintaining optimal engine cooling and preventing overheating.\u003c\/p\u003e\n\u003cp\u003eThis part provides a direct replacement for several part numbers, including Honda 19210-ZV5-003, Sierra 18-3248, CEF 500338, Mallory Marine 9-45103, and Tohatsu HZV5-19210-003.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInstalls as a direct replacement for compatible models.\u003c\/li\u003e\n  \u003cli\u003eConstructed from high-quality neoprene for durability in marine environments.\u003c\/li\u003e\n  \u003cli\u003eFeatures a 6-blade design for efficient water flow and cooling.\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 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\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-3248\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCEF\u003c\/td\u003e\n        \u003ctd\u003e500338\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMallory Marine\u003c\/td\u003e\n        \u003ctd\u003e9-45103\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eTohatsu\u003c\/td\u003e\n        \u003ctd\u003eHZV5-19210-003\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 and year in the table below to ensure correct fitment.\u003c\/p\u003e\n\u003cp\u003eThis impeller is designed for a wide range of Honda 4-stroke outboard motors from 35 HP to 60 HP.\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      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF35, BF35A, BF35AM\u003c\/td\u003e\n        \u003ctd\u003e35\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF40A, BF40A1, BF40A2, BF40A3, BF40A4\u003c\/td\u003e\n        \u003ctd\u003e40\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF40AX, BF40AY, BF40B, BF40B2, BF40BX\u003c\/td\u003e\n        \u003ctd\u003e40\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF40D, BF40DK2, BF40DK4, BF40E\u003c\/td\u003e\n        \u003ctd\u003e40\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF45, BF45A, BF45AM\u003c\/td\u003e\n        \u003ctd\u003e45\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF50A, BF50A1, BF50A2, BF50A3, BF50A4\u003c\/td\u003e\n        \u003ctd\u003e50\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF50AX, BF50AY, BF50D, BF50DK2, BF50DK4\u003c\/td\u003e\n        \u003ctd\u003e50\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF60A, BF60AK1, BFP60A, BFP60AK1\u003c\/td\u003e\n        \u003ctd\u003e60\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\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 replacement\u003c\/dd\u003e\n  \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003eNeoprene\u003c\/dd\u003e\n  \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003e55.9 mm outer diameter × 17.2 mm inner diameter × 20.2 mm height\u003c\/dd\u003e\n  \u003cdt\u003eNumber of Blades\u003c\/dt\u003e\n\u003cdd\u003e6\u003c\/dd\u003e\n  \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eHigh-quality neoprene material for durability in marine environments\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 Water Pump Impeller (19210-ZV5-003)\u003c\/li\u003e\n  \u003cli\u003e1 x Impeller Key (90752-ZV5-003) - Note: included with some packages.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eFollow these generic steps for impeller replacement. Always consult your service manual for model-specific instructions.\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the engine's battery and remove the negative terminal first.\u003c\/li\u003e\n  \u003cli\u003ePlace a drain pan under the lower unit and remove the gear oil drain\/fill screws to empty the oil.\u003c\/li\u003e\n  \u003cli\u003eRemove the bolts connecting the lower unit (gearcase) to the engine's upper housing.\u003c\/li\u003e\n  \u003cli\u003eCarefully lower and detach the lower unit from the driveshaft housing.\u003c\/li\u003e\n  \u003cli\u003eLocate and unbolt the water pump housing cover.\u003c\/li\u003e\n  \u003cli\u003eNote the rotational direction of the existing impeller blades before removing the old impeller and key.\u003c\/li\u003e\n  \u003cli\u003eClean the inside of the pump housing and inspect it for wear, scoring, or corrosion.\u003c\/li\u003e\n  \u003cli\u003eLightly lubricate the new impeller and the inside of the housing with marine grease.\u003c\/li\u003e\n  \u003cli\u003eInstall the new impeller key and slide the new impeller into place, turning the driveshaft in its normal operating direction to seat the blades correctly.\u003c\/li\u003e\n  \u003cli\u003eReassemble the water pump housing, ensuring a proper seal.\u003c\/li\u003e\n  \u003cli\u003eReattach the lower unit to the engine and refill it with the correct grade of gear oil.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery, starting with the positive terminal. Test run the engine with a water supply.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if this impeller fits my Honda outboard?\u003c\/summary\u003e\n  \u003cp\u003eThe best way to confirm fitment is to check your OEM part number against the references in our Part Number Matrix. You should also verify your engine's model and year against our Engine \u0026amp; Model Compatibility table.\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 non-existent water stream from the \"telltale\" outlet, engine overheating alerts, and a decrease in overall engine performance. A worn, cracked, or brittle impeller cannot pump water effectively.\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\u003eAs a general maintenance rule, it is recommended to inspect your impeller annually and replace it every 1-2 years or every 100-200 hours of operation, whichever comes first. This interval can be shorter if you operate in sandy, silty, or saltwater conditions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs the impeller key always included in the package?\u003c\/summary\u003e\n  \u003cp\u003eOur packages typically include the impeller key, but this can vary. Please refer to the \"What's in the Box\" section. If a key is critical for your installation, confirm its inclusion before ordering or plan to reuse your existing one if it's in good condition.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the main difference between this and an OEM part?\u003c\/summary\u003e\n  \u003cp\u003eThis is an aftermarket part designed to meet or exceed OEM specifications for fit, form, and function. It offers comparable performance and material quality to the original manufacturer's part but at a more competitive price point.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I install this impeller myself?\u003c\/summary\u003e\n  \u003cp\u003eWhile many boat owners with mechanical experience can perform the replacement, it involves disassembling the lower unit of your outboard. For safety and to ensure correct installation, we recommend professional installation if you are not familiar with the process.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n  \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n  \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify images and specifications against 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\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723968188731,"sku":"17IH002","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_for_Honda_BF35_-_BF40_-_BF45_-_BF50_-_BF60_19210-ZV5-003_-_JLM_MARINE-8289429.jpg?v=1763038696","url":"https:\/\/seasierra.com\/products\/water-pump-impeller-fits-honda-bf35-bf40-bf45-bf50-bf60-outboard-motors-replaces-19210-zv5-003","provider":"SeaSierra","version":"1.0","type":"link"}