{"title":"Honda Marine 4-Stroke 35-60HP Outboard Engine","description":"\u003csection id=\"hero\" style=\"max-width:900px;margin:0 auto;padding:16px 12px;\"\u003e\n  \u003cp\u003eThis page is for Honda Marine 4-Stroke 35–60HP outboard engines. Use it to find compatible parts and practical service information. Below you’ll find maintenance tips, common replacement parts, and troubleshooting guidance. You can also browse the main Honda outboard parts collection. Scroll to the bottom of this page to start browsing parts for your engine. On the collection page, use the Filter \u0026amp; Sort controls to narrow results by horsepower, year range, and part category.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/honda-outboard-parts\" style=\"display:inline-block;margin-top:8px;padding:10px 16px;background:#0b6efd;color:#fff;border-radius:6px;text-decoration:none;\"\u003eBrowse All Honda Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"max-width:900px;margin:0 auto;padding:12px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 35–60HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the serial\/nameplate on the transom bracket (typically starboard side). It lists the model code (e.g., BF50, BF60\/BFP60) and the serial number needed for parts lookup.\u003c\/li\u003e\n    \u003cli\u003eRead the suffix characters after the base model: they indicate shaft length (e.g., L or X), control type (tiller vs. remote), and other package details.\u003c\/li\u003e\n    \u003cli\u003ePlatform clues: many 35\/40\/50HP models use a compact inline‑3 4‑stroke; 60HP models (BF60\/BFP60) are inline‑3 4‑stroke with programmed fuel injection and model-specific features.\u003c\/li\u003e\n    \u003cli\u003eAs with all 4‑strokes, you’ll have an engine oil filter and crankcase oil fill—keep the exact model and serial handy to ensure filter and gasket compatibility.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"max-width:900px;margin:0 auto;padding:12px;\"\u003e\n  \u003ch2\u003eEngine Platform Overview\u003c\/h2\u003e\n\n  \u003ch3\u003eHonda 35\/40\/50HP (Inline‑3 4‑Stroke)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInline‑3 4‑stroke outboards; earlier variants may be carbureted, later models commonly use EFI.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eBF35, BF40, BF50 (various shaft lengths and control options).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eLightweight, economical cruising, and straightforward service access for routine maintenance.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eMany service parts (plugs, anodes, impellers) are model-year specific; always confirm by model code and serial.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eHonda 60HP BF60\/BFP60 (Inline‑3 4‑Stroke EFI)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInline‑3 SOHC 4‑stroke with Programmed Fuel Injection. Efficient cruising with advanced ignition and mixture control.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eBF60 (standard) and BFP60 “Power Thrust” versions.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eStrong hole‑shot and mid‑range response, fuel‑saving lean‑burn strategies at cruise, and high charging output for onboard electronics.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eBFP60 features a different gearcase and larger propeller for improved low‑speed control; verify parts by model code. Some engines offer enhanced low‑speed steering features from the factory.\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=\"max-width:900px;margin:0 auto;padding:12px;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for Honda 4‑stroke mid‑range outboards. Always follow your specific owner’s manual and local operating conditions.\u003c\/p\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eEngine oil + filter\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eFirst 20 hrs, then every 100 hrs or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eUse NMMA FC‑W oil; confirm filter by model\/serial.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;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:6px;border-bottom:1px solid #eee;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eEvery 100 hrs or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInspect for water intrusion\/metal; renew seals if needed.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/honda-lower-unit-seal-kits\"\u003eHonda Lower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInspect 100 hrs; replace 200–300 hrs\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eGap and heat range vary by model; check manual.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;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:6px;border-bottom:1px solid #eee;\"\u003eFuel filter \/ water separator\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eEvery 100 hrs or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eReplace more often with ethanol fuel or contamination.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;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:6px;border-bottom:1px solid #eee;\"\u003eWater pump impeller\/kit\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eAnnually or 2–3 seasons\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eShorten interval for sandy\/silty or shallow use.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/honda-water-pump-repair-kits\"\u003eHonda Water Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eAnodes (internal \u0026amp; external)\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInspect 50 hrs; replace when 50% depleted\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eChoose zinc, aluminum, or magnesium based on water type.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;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:6px;border-bottom:1px solid #eee;\"\u003eThermostat\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInspect annually; replace 2–3 years\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eSticking thermostats cause rich running and overheat alarms.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/honda-outboard-parts\"\u003eHonda Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003ePropeller, nut \u0026amp; cotter\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInspect every 50 hrs\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eRemove to check for fishing line; verify pitch for proper WOT RPM.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\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=\"max-width:900px;margin:0 auto;padding:12px;\"\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\/honda-water-pump-repair-kits\"\u003eHonda 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\u003eCorrosion Protection – \u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase \/ Seals – \u003ca href=\"https:\/\/seasierra.com\/collections\/honda-lower-unit-seal-kits\"\u003eHonda Lower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"max-width:900px;margin:0 auto;padding:12px;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:6px;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eWeak tell‑tale stream \/ overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eInspect intake screens for debris, verify impeller condition, confirm thermostat operation.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eWater pump kit, thermostat, intake screens, anodes (cooling passages)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003ePoor acceleration \/ won’t plane\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eCheck prop damage or excessive pitch, fuel filter restriction, and spark plug condition.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003ePropeller, fuel filter, spark plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eVerify fresh fuel, inspect plugs and plug caps, look for air leaks on fuel lines\/primer bulb.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eSpark plugs, fuel filter, hoses and clamps\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eGearcase noise \/ metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eDrain and inspect oil; check for water intrusion at seals and propshaft fishing line.\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eLower unit seal kit, gear lube, prop shaft seals\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=\"max-width:900px;margin:0 auto;padding:12px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between 35\/40\/50HP and 60HP models?\u003c\/summary\u003e\n    \u003cp\u003eSome fasteners and generic service items may overlap, but many components (cooling, ignition, fuel, gearcase) are platform‑specific. The BF60\/BFP60 use different induction and gearcase parts compared with many 35\/40\/50HP models. Always confirm by model code and serial.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the water pump impeller?\u003c\/summary\u003e\n    \u003cp\u003eAs a rule of thumb, yearly for heavy use or sandy\/silty water; otherwise every 2–3 seasons. Replace sooner if tell‑tale flow weakens or the engine overheats.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change the gear oil?\u003c\/summary\u003e\n    \u003cp\u003eInspect and replace at least annually or every 100 hours. If you find milky oil or metal flakes, service seals and re‑inspect after a short run.\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\u003eProvide the full model code (e.g., BF60 or BFP60 with suffix letters), serial number, shaft length (L\/X), and control type (tiller\/remote). Photos of the nameplate and the part needing replacement are very helpful.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"max-width:900px;margin:0 auto;padding:12px;\"\u003e\n  \u003cp\u003eReady to find parts? Browse the Honda collection and refine by horsepower, year, and model to locate compatible components.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/honda-outboard-parts\" style=\"display:inline-block;margin-top:8px;padding:10px 16px;background:#0b6efd;color:#fff;border-radius:6px;text-decoration:none;\"\u003eShop Honda Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px;color:#555;\"\u003eIf you’re unsure about your model, send us a 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-honda-outboard-35-60-hp-4-stroke-replaces-19210-zv5-003-19210-zv7-003","title":"Honda 4-Stroke Water Pump Impeller for 20–30 HP Outboards – Replaces 19210-ZV7-003","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;\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 is a high-quality aftermarket \u003cstrong\u003ewater pump impeller\u003c\/strong\u003e for selected Honda Marine 4-stroke outboards in the 20–30 HP range. It is supplied as a single impeller and is intended to restore water-pump circulation for reliable engine cooling.\u003c\/p\u003e\n  \u003cp\u003eThe primary Honda OEM reference for this impeller is \u003cstrong\u003e19210-ZV7-003\u003c\/strong\u003e. Honda parts-catalog occurrences identify this impeller for the BF25 and BF30 4-stroke outboard water-pump assemblies. The company fitment record specifies Honda 20, 25, and 30 HP applications; always match the complete engine model and serial information before ordering.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Water pump impeller\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFitment range:\u003c\/strong\u003e Selected Honda Marine 4-stroke outboards rated 20, 25, or 30 HP\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReplacement reference:\u003c\/strong\u003e Honda 19210-ZV7-003\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePackage type:\u003c\/strong\u003e Single impeller; no drive key, gaskets, wear plate, or pump housing included\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Replacement water-pump component requiring removal of the lower unit and pump housing\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 references below when comparing the old impeller or searching parts catalogs. These references identify the intended application and should not be treated as confirmation for every Honda model without checking the model details.\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 source\u003c\/th\u003e\n          \u003cth\u003ePart number\u003c\/th\u003e\n          \u003cth\u003eReference type\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\u003eHonda\u003c\/td\u003e\n          \u003ctd\u003e19210-ZV7-003\u003c\/td\u003e\n          \u003ctd\u003eOEM reference\u003c\/td\u003e\n          \u003ctd\u003ePrimary reference for this impeller\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eSierra Marine\u003c\/td\u003e\n          \u003ctd\u003e18-3281\u003c\/td\u003e\n          \u003ctd\u003eAftermarket reference\u003c\/td\u003e\n          \u003ctd\u003eReference listed in the company product record\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMallory Marine\u003c\/td\u003e\n          \u003ctd\u003e9-45105\u003c\/td\u003e\n          \u003ctd\u003eAftermarket reference\u003c\/td\u003e\n          \u003ctd\u003eReference listed in the company product record\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\u003eThis impeller is intended for selected Honda Marine 4-stroke outboards rated 20, 25, and 30 HP. The company fitment record provides the horsepower range, while catalog evidence specifically identifies the OEM reference in BF25 and BF30 water-pump diagrams.\u003c\/p\u003e\n  \u003cp\u003eHonda model suffixes, production years, shaft configurations, and serial-number ranges can affect fitment. Confirm the complete model designation and compare the original impeller 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\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eModel or rating\u003c\/th\u003e\n          \u003cth\u003eRated HP\u003c\/th\u003e\n          \u003cth\u003eStroke\u003c\/th\u003e\n          \u003cth\u003eOEM reference\u003c\/th\u003e\n          \u003cth\u003eFitment note\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eHonda Marine\u003c\/td\u003e\n          \u003ctd\u003eSelected 20 HP outboards\u003c\/td\u003e\n          \u003ctd\u003e20\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003e19210-ZV7-003\u003c\/td\u003e\n          \u003ctd\u003eCompany-listed horsepower application; verify the complete model\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eHonda\u003c\/td\u003e\n          \u003ctd\u003eBF25\u003c\/td\u003e\n          \u003ctd\u003e25\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003e19210-ZV7-003\u003c\/td\u003e\n          \u003ctd\u003eCatalog-listed water-pump impeller application\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eHonda\u003c\/td\u003e\n          \u003ctd\u003eBF30\u003c\/td\u003e\n          \u003ctd\u003e30\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003e19210-ZV7-003\u003c\/td\u003e\n          \u003ctd\u003eCatalog-listed water-pump impeller application\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\u003eApplication\u003c\/dt\u003e\n    \u003cdd\u003eSelected Honda Marine 4-stroke outboards rated 20–30 HP\u003c\/dd\u003e\n    \u003cdt\u003ePrimary OEM reference\u003c\/dt\u003e\n    \u003cdd\u003e19210-ZV7-003\u003c\/dd\u003e\n    \u003cdt\u003eConstruction\u003c\/dt\u003e\n    \u003cdd\u003eFlexible marine water-pump impeller material; exact compound and internal construction are not specified in the company record\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n    \u003cdd\u003eReplacement component for the water-pump assembly\u003c\/dd\u003e\n    \u003cdt\u003ePackage quantity\u003c\/dt\u003e\n    \u003cdd\u003e1 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\u003e1 × aftermarket water pump impeller\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e Drive key, gaskets, wear plate, pump housing, lower-unit hardware, or other water-pump service parts.\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.\u003c\/li\u003e\n    \u003cli\u003eFollow the engine service manual when removing the lower unit. Depending on the model, this may require disconnecting shift linkage or other connections.\u003c\/li\u003e\n    \u003cli\u003eRemove the water-pump housing and record the order and orientation of the gaskets, wear plate, and related components.\u003c\/li\u003e\n    \u003cli\u003eRemove the old impeller and retain the original drive key if it is in serviceable condition.\u003c\/li\u003e\n    \u003cli\u003eClean the pump housing and inspect the housing, wear plate, gaskets, and drive key for scoring, distortion, corrosion, or wear. Replace damaged parts as needed.\u003c\/li\u003e\n    \u003cli\u003eInstall the drive key and slide the new impeller onto the driveshaft. The drive key is not included with this product.\u003c\/li\u003e\n    \u003cli\u003eUse a suitable lubricant recommended by the engine manufacturer, such as clean soapy water or marine-safe assembly lubricant, to help prevent dry start-up damage.\u003c\/li\u003e\n    \u003cli\u003eRotate the driveshaft in the correct direction while seating the pump housing so the impeller vanes fold correctly. Confirm the direction in the service manual for your engine.\u003c\/li\u003e\n    \u003cli\u003eReassemble the pump with appropriate gaskets and tighten fasteners to the manufacturer's specified torque.\u003c\/li\u003e\n    \u003cli\u003eReinstall the lower unit and reconnect all linkages and hoses according to the service manual.\u003c\/li\u003e\n    \u003cli\u003eTest the engine in water or with the correct flushing equipment. Confirm a strong, steady cooling-water discharge and monitor the engine for overheating.\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\u003csummary\u003eHow do I know if this impeller fits my engine?\u003c\/summary\u003e\u003cp\u003eConfirm that your Honda outboard is a 4-stroke model rated 20, 25, or 30 HP and that the complete model information corresponds with the Honda OEM reference 19210-ZV7-003. BF25 and BF30 water-pump catalog applications are documented for this reference. Because model suffixes and production details can vary, compare the old impeller and verify the complete model before ordering.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eWhat are the signs of a failing impeller?\u003c\/summary\u003e\u003cp\u003eCommon signs include a weak or absent tell-tale stream, an overheating warning, steam from the exhaust, or abnormal engine temperature. Stop the engine and inspect the cooling system if any of these symptoms occur.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eHow often should I replace the impeller?\u003c\/summary\u003e\u003cp\u003eImpeller life depends on operating hours, water conditions, storage, and whether the engine has been run dry. Inspect it during scheduled water-pump service and replace it whenever the vanes are cracked, stiff, permanently deformed, damaged, or worn. Follow the maintenance interval in your engine service manual.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eIs the metal drive key included?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for one impeller only. The drive key must be reused if serviceable or purchased separately if it is missing or worn.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\u003cp\u003eNo. This is an aftermarket replacement impeller intended for applications using Honda OEM reference 19210-ZV7-003. Honda and other brand names and part numbers are used only to identify compatibility references.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eDo I need a complete water-pump kit?\u003c\/summary\u003e\u003cp\u003eNo complete kit is included. If the pump housing, wear plate, gaskets, or drive key show damage or wear, obtain the necessary service parts separately before beginning installation.\u003c\/p\u003e\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, horsepower, and applicable parts reference before purchase.\u003c\/li\u003e\n    \u003cli\u003eDo not operate an outboard with an unknown or inadequate cooling-water supply.\u003c\/li\u003e\n    \u003cli\u003eInspect the entire water-pump assembly during installation; a new impeller cannot correct damage to the housing, wear plate, gaskets, or drive key.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended if you are not familiar with lower-unit removal and water-pump service.\u003c\/li\u003e\n    \u003cli\u003eThis is an aftermarket replacement, not an OEM Honda component.\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\u003eMarine replacement parts\u003c\/strong\u003e — We supply practical aftermarket components for routine maintenance and repair.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFitment-focused information\u003c\/strong\u003e — Product references and application details are provided to help customers compare their engine and original part.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSupport for installation planning\u003c\/strong\u003e — Check the service manual and prepare any additional water-pump service parts before beginning the repair.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723968155963,"sku":"17IH008","price":13.75,"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-8289459.jpg?v=1763038694"},{"product_id":"water-pump-impeller-fits-honda-bf35-bf40-bf45-bf50-bf60-outboard-motors-replaces-19210-zv5-003","title":"Water Pump Impeller for Honda BF35\/BF40\/BF45\/BF50\/BF60 and Tohatsu BFT60A\/BFW60A Outboards – Replaces Honda 19210-ZV5-003","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 {\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\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003ewater pump impeller\u003c\/strong\u003e is a direct replacement for selected Honda Marine 4-stroke outboards rated from 35 HP through 60 HP and selected Tohatsu outboards using the BFT60A\/BFW60A water-pump application. The impeller helps maintain proper cooling-water circulation and supports normal engine operating temperature.\u003c\/p\u003e\n\u003cp\u003eThe primary Honda OEM reference is \u003cstrong\u003e19210-ZV5-003\u003c\/strong\u003e. The same impeller application is also listed with Tohatsu reference \u003cstrong\u003eHZV5-19210-003\u003c\/strong\u003e. Confirm the part number, engine model, stroke, and application before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle replacement water pump impeller; this listing is not a kit.\u003c\/li\u003e\n  \u003cli\u003eSix-blade design for water-pump circulation.\u003c\/li\u003e\n  \u003cli\u003eCompact replacement profile measuring approximately 55.9 mm outer diameter, 17.2 mm inner diameter, and 20.2 mm height.\u003c\/li\u003e\n  \u003cli\u003eDesigned for compatible Honda and Tohatsu marine outboard water-pump applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following numbers are customer-facing OEM, manufacturer, or aftermarket reference numbers associated with this impeller application. They are provided for identification and cross-reference purposes; verify the complete engine application before purchase.\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\u003eReference\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\u003eHonda\u003c\/td\u003e\n\u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra Marine\u003c\/td\u003e\n\u003ctd\u003e18-3248\u003c\/td\u003e\n\u003ctd\u003eAftermarket reference\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\u003ctd\u003eAftermarket reference\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\u003ctd\u003eManufacturer reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCEF\u003c\/td\u003e\n\u003ctd\u003e500338\u003c\/td\u003e\n\u003ctd\u003eAftermarket reference\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 information below combines the company application data with engine-catalog references. Engine model, year, serial range, and water-pump diagram conditions must remain consistent when confirming fitment.\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\u003c\/th\u003e\n\u003cth\u003eModel or Application\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eOEM or Manufacturer Reference\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\u003c\/td\u003e\n\u003ctd\u003e35\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\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\u003eBF40\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\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\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\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\u003eBF50\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\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\u003eBF60\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\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\u003eBFP60\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003eBFT60A\/BFW60A US\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eHZV5-19210-003\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCompany-listed Nissan\/Tohatsu application\u003c\/td\u003e\n\u003ctd\u003eBFTW60A, BT60A\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\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\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The available application records do not establish one universal year or serial-number range for every listed model. Check the original impeller and your engine's exact model and serial information before ordering.\u003c\/p\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\u003eProduct Configuration\u003c\/dt\u003e\n  \u003cdd\u003eSingle impeller; not a kit\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n  \u003cdd\u003eDirect replacement for compatible applications\u003c\/dd\u003e\n  \u003cdt\u003eBlade Count\u003c\/dt\u003e\n  \u003cdd\u003e6 blades\u003c\/dd\u003e\n  \u003cdt\u003eOuter Diameter\u003c\/dt\u003e\n  \u003cdd\u003eApproximately 55.9 mm\u003c\/dd\u003e\n  \u003cdt\u003eInner Diameter\u003c\/dt\u003e\n  \u003cdd\u003eApproximately 17.2 mm\u003c\/dd\u003e\n  \u003cdt\u003eHeight\u003c\/dt\u003e\n  \u003cdd\u003eApproximately 20.2 mm\u003c\/dd\u003e\n  \u003cdt\u003ePrimary Honda Reference\u003c\/dt\u003e\n  \u003cdd\u003e19210-ZV5-003\u003c\/dd\u003e\n  \u003cdt\u003eTohatsu Reference\u003c\/dt\u003e\n  \u003cdd\u003eHZV5-19210-003\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\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImpeller key and gaskets are not confirmed as included with this single-impeller listing.\u003c\/strong\u003e Reuse only serviceable original components or obtain any required key, gasket, or seal separately according to your engine service manual.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eImpeller replacement requires access to the water-pump housing and may require removal of the lower unit. Follow the service manual for your exact engine model and observe all manufacturer safety procedures.\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eStop the engine, remove the ignition key, and disconnect the battery according to the manufacturer's safety procedure.\u003c\/li\u003e\n  \u003cli\u003ePlace the outboard in a stable service position and remove the lower unit if required by the engine design.\u003c\/li\u003e\n  \u003cli\u003eRemove the water-pump housing cover and retain the fasteners in their original locations.\u003c\/li\u003e\n  \u003cli\u003eRemove the old impeller and inspect the drive key, pump housing, wear plate, seals, and gasket surfaces.\u003c\/li\u003e\n  \u003cli\u003eClean the pump cavity and replace worn or damaged related components before installing the new impeller.\u003c\/li\u003e\n  \u003cli\u003eInstall the impeller using the correct drive key and orient the blades in the normal direction of rotation specified by the service manual.\u003c\/li\u003e\n  \u003cli\u003eReassemble the water-pump housing with the correct gasket or seal for your engine application.\u003c\/li\u003e\n  \u003cli\u003eReinstall the lower unit, reconnect any removed linkage or water tube connections, and tighten fasteners to the service-manual specifications.\u003c\/li\u003e\n  \u003cli\u003eRun the engine only with an appropriate cooling-water supply. Confirm a strong telltale stream and monitor for overheating.\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 impeller fits my outboard?\u003c\/summary\u003e\n  \u003cp\u003eCompare your original part number with the references listed above, then verify the complete engine model, horsepower, stroke, year, and serial-number conditions in the service or parts manual. Do not rely on horsepower alone.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the signs of a worn water-pump impeller?\u003c\/summary\u003e\n  \u003cp\u003ePossible symptoms include a weak or missing telltale stream, overheating warnings, reduced cooling performance, cracked or brittle blades, or visible blade deformation. Inspect the pump housing and related components whenever the impeller is replaced.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs the impeller key included?\u003c\/summary\u003e\n  \u003cp\u003eNo key is confirmed as included with this single-impeller listing. Check the existing key for wear and replace it if required by the service manual.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this listing include a complete water-pump kit?\u003c\/summary\u003e\n  \u003cp\u003eNo. The company product record identifies this item as a single water pump impeller, not a kit. Gaskets, keys, housing parts, and other service components are not confirmed as included.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM Honda or Tohatsu part?\u003c\/summary\u003e\n  \u003cp\u003eNo. This is an aftermarket replacement impeller. Honda and Tohatsu numbers shown on this page are reference numbers used to identify compatible applications.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I install the impeller myself?\u003c\/summary\u003e\n  \u003cp\u003eInstallation may be possible for an experienced technician, but it can involve lower-unit removal and water-pump disassembly. Use the correct service manual or obtain professional installation if you are not familiar with outboard lower-unit service.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the exact part number, model, stroke, year, and serial-number application before purchase.\u003c\/li\u003e\n  \u003cli\u003eDo not operate the outboard without an adequate cooling-water supply.\u003c\/li\u003e\n  \u003cli\u003eReplace damaged gaskets, keys, seals, wear plates, or pump housings as required by the service manual.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended when lower-unit service experience is limited.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine Replacement Parts\u003c\/strong\u003e — Practical replacement components for routine outboard maintenance and repair.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Part-number and engine-application information is provided to help customers verify compatibility before ordering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomer Support\u003c\/strong\u003e — Contact support if you need help comparing your original part number or engine application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723968188731,"sku":"17IH002","price":15.95,"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"},{"product_id":"water-pump-impeller-fits-honda-bf35-bf40-bf45-bf50-bf60-outboards-replaces-19210-zv5-003","title":"Water Pump Impeller with Key – Honda BF35–BF60 \u0026 Tohatsu BFTW60A\/BT60A – Replaces 19210-ZV5-003","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;\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 aftermarket \u003cstrong\u003ewater pump impeller with key\u003c\/strong\u003e is designed for listed Honda 4-stroke outboards from 35 HP to 60 HP. The matching company catalog also identifies this part for Tohatsu applications listed as BFTW60A and BT60A. The impeller is a service replacement for the water pump and helps restore proper cooling-water circulation when the original impeller is worn or damaged.\u003c\/p\u003e\n\u003cp\u003eThe product corresponds to Honda OEM part number \u003cstrong\u003e19210-ZV5-003\u003c\/strong\u003e. Catalog references also identify Sierra Marine \u003cstrong\u003e18-3248\u003c\/strong\u003e and Mallory Marine \u003cstrong\u003e9-45103\u003c\/strong\u003e as aftermarket reference numbers. Verify the exact model, engine version, and original part number before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAftermarket water pump impeller supplied with the required key.\u003c\/li\u003e\n\u003cli\u003eDesigned as a replacement for the listed Honda and Tohatsu applications.\u003c\/li\u003e\n\u003cli\u003eSupports reliable water-pump operation and engine cooling when correctly installed.\u003c\/li\u003e\n\u003cli\u003eReplace the impeller if the tell-tale stream is weak, intermittent, or absent, or if the existing impeller shows wear or damaged vanes.\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 these references to compare the replacement with your original part and service information.\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\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n        \u003ctd\u003eOEM reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra Marine\u003c\/td\u003e\n        \u003ctd\u003e18-3248\u003c\/td\u003e\n        \u003ctd\u003eAftermarket reference\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        \u003ctd\u003eAftermarket reference\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        \u003ctd\u003eOEM 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\u003eCompatibility below is grouped by engine brand, horsepower, stroke, and model designation. Check the model label and service-manual part number before installation. Do not rely on horsepower alone.\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\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\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\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF35\u003c\/td\u003e\n        \u003ctd\u003e35 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n        \u003ctd\u003eVerify the exact model version before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF40\u003c\/td\u003e\n        \u003ctd\u003e40 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n        \u003ctd\u003eVerify the exact model version before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF45\u003c\/td\u003e\n        \u003ctd\u003e45 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n        \u003ctd\u003eVerify the exact model version before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF50\u003c\/td\u003e\n        \u003ctd\u003e50 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n        \u003ctd\u003eVerify the exact model version before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF60\u003c\/td\u003e\n        \u003ctd\u003e60 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e19210-ZV5-003\u003c\/td\u003e\n        \u003ctd\u003eVerify the exact model version before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eTohatsu\u003c\/td\u003e\n        \u003ctd\u003eBFTW60A \/ BT60A\u003c\/td\u003e\n        \u003ctd\u003e60 HP class\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eHZV5-19210-003\u003c\/td\u003e\n        \u003ctd\u003eModel designations shown as listed in the company catalog; confirm the engine label before ordering.\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 with Key\u003c\/dd\u003e\n  \u003cdt\u003eProduct Configuration\u003c\/dt\u003e\n  \u003cdd\u003eSingle impeller supplied with key; not a complete water-pump repair kit\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003e4-stroke marine outboard water-pump service replacement\u003c\/dd\u003e\n  \u003cdt\u003eHonda OEM Reference\u003c\/dt\u003e\n  \u003cdd\u003e19210-ZV5-003\u003c\/dd\u003e\n  \u003cdt\u003eTohatsu OEM Reference\u003c\/dt\u003e\n  \u003cdd\u003eHZV5-19210-003\u003c\/dd\u003e\n  \u003cdt\u003eSierra Marine Reference\u003c\/dt\u003e\n  \u003cdd\u003e18-3248\u003c\/dd\u003e\n  \u003cdt\u003eMallory Marine Reference\u003c\/dt\u003e\n  \u003cdd\u003e9-45103\u003c\/dd\u003e\n  \u003cdt\u003eIncluded Key\u003c\/dt\u003e\n  \u003cdd\u003eYes\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 Aftermarket water pump impeller\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e1 x\u003c\/span\u003e Impeller key\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eGaskets, wear plates, pump housings, bolts, and other water-pump components are not included unless specifically shown or stated in the order details.\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 and replacement part number before beginning work.\u003c\/li\u003e\n\u003cli\u003eDisconnect the negative battery cable and follow the safety procedures in the engine service manual.\u003c\/li\u003e\n\u003cli\u003eRemove the lower unit or gearcase as specified by the manufacturer.\u003c\/li\u003e\n\u003cli\u003eRemove the water-pump housing and note the orientation of the existing impeller vanes.\u003c\/li\u003e\n\u003cli\u003eRemove the old impeller and key. Clean the pump housing and mating surfaces thoroughly.\u003c\/li\u003e\n\u003cli\u003eInspect the housing, wear plate, keyway, and related components for scoring, corrosion, or damage. Replace damaged components as required.\u003c\/li\u003e\n\u003cli\u003eInstall the supplied key in the driveshaft keyway and fit the new impeller over the key.\u003c\/li\u003e\n\u003cli\u003eRotate the driveshaft in the manufacturer-specified direction while seating the pump housing so the vanes fold correctly.\u003c\/li\u003e\n\u003cli\u003eUse clean water or a suitable water-based assembly lubricant during installation. Do not start the engine without an adequate water supply.\u003c\/li\u003e\n\u003cli\u003eReassemble the water pump and lower unit using the manufacturer’s specified torque values and procedures.\u003c\/li\u003e\n\u003cli\u003eRun the engine only with the correct flushing attachment or in water, then confirm a strong, steady tell-tale stream.\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\u003csummary\u003eHow do I confirm that this impeller fits my Honda outboard?\u003c\/summary\u003e\u003cp\u003eConfirm that your engine is a listed Honda BF35, BF40, BF45, BF50, or BF60 4-stroke model and that the service information identifies Honda part number 19210-ZV5-003. Model designation, engine version, and part number should all match before installation.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this impeller supplied with a key?\u003c\/summary\u003e\u003cp\u003eYes. The product is listed by the company as a water pump impeller with key, and one impeller key is included with the single replacement impeller.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes this listing include a complete water-pump kit?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for one replacement impeller and one key. The pump housing, gaskets, wear plate, bolts, and other components are not included unless specifically stated in the order details.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are the signs of a failing water-pump impeller?\u003c\/summary\u003e\u003cp\u003eCommon signs include a weak or missing tell-tale stream, an overheating warning, steam, or visible cracks, deformation, brittleness, or broken vanes when the impeller is inspected.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should an outboard impeller be replaced?\u003c\/summary\u003e\u003cp\u003eInspect the impeller according to the engine manufacturer’s maintenance schedule and whenever cooling performance changes. Replacement intervals depend on operating hours, water conditions, storage, and the condition of the impeller.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\u003cp\u003eNo. This is an aftermarket replacement. Honda OEM part number 19210-ZV5-003, Tohatsu OEM reference HZV5-19210-003, Sierra reference 18-3248, and Mallory reference 9-45103 are provided only for identification and compatibility comparison.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat should I do if the fit or appearance differs from my original part?\u003c\/summary\u003e\u003cp\u003eDo not force installation. Compare the impeller, keyway, dimensions, and reference number with the original part and consult the engine service manual before proceeding.\u003c\/p\u003e\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, stroke, model version, and original part number before purchase.\u003c\/li\u003e\n\u003cli\u003eHorsepower alone does not confirm compatibility.\u003c\/li\u003e\n\u003cli\u003eDo not operate the engine without an adequate water supply.\u003c\/li\u003e\n\u003cli\u003eFollow the manufacturer’s service procedures and torque specifications.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended if you are not familiar with lower-unit or water-pump service.\u003c\/li\u003e\n\u003cli\u003eThis is an aftermarket replacement, not a genuine OEM component.\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 Replacement Parts\u003c\/b\u003e — We provide aftermarket components for routine outboard maintenance and repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplication-Focused Listings\u003c\/b\u003e — Product references and compatibility details are provided to help customers compare their original parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation-Conscious Support\u003c\/b\u003e — Always verify the engine model and service-manual requirements before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723968221499,"sku":"17IH002K","price":17.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_for_Honda_35-60_HP__18-3248_-_JLM_MARINE-8288253.jpg?v=1763038699"}],"url":"https:\/\/seasierra.com\/collections\/honda-marine-4-stroke-35-60hp-outboard-engine.oembed","provider":"SeaSierra","version":"1.0","type":"link"}