{"title":"Tohatsu BFT150A US (2017) Parts \u0026 Diagrams","description":"\u003cp\u003eOEM and aftermarket replacement parts for Tohatsu BFT150A US. Scroll down for exploded parts diagrams (55), specifications, and maintenance reference.\u003c\/p\u003e","products":[{"product_id":"water-pump-impeller-for-honda-bf75-bf110-bf135-19210-zw1-b02-19210-zw1-b03-19210-zw1-b04","title":"Water Pump Impeller – Fits Honda Marine Outboard 75–150 HP (Replaces 19210-ZW1-B04, 19210-ZW1-B03, 19210-ZW1-B02)","description":"\u003ch2\u003eWater Pump Impeller – Fits Honda Marine Outboard 75–150 HP\u003c\/h2\u003e\n\u003cp\u003eThis water pump impeller is engineered for Honda Marine 4-stroke outboard engines ranging from 75 to 150 HP, manufactured from 1999 to the present. It serves as a direct-fit replacement, ensuring reliable cooling performance for a wide range of models.\u003c\/p\u003e\n\u003cp\u003eThis component is a direct replacement for Honda OEM parts 19210-ZW1-B04, 19210-ZW1-B03, and 19210-ZW1-B02, as well as aftermarket numbers from Sierra (18-3250), CEF (500337), Mallory (9-45104), and others.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Constructed from durable neoprene rubber with a hardened nylon center for longevity.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Designed for a direct OEM replacement fit, simplifying maintenance.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBlade Design:\u003c\/strong\u003e Features 6 blades for efficient water circulation and engine cooling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-45104\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCEF\u003c\/td\u003e\n\u003ctd\u003e500337\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e879117\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003eHZW1-19210-B04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003ch3\u003eHonda Marine\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF75A\/AX\/AY\/A1-A6\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999–2006\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF75D K0\/K2\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll years, through S\/N BBAJ-1200000\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF90A\/AX\/AY\/A1-A6\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999–2006\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF90D K0\/K2\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll years, through S\/N BBCJ-1300000\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF115A\/D\u003c\/td\u003e\n\u003ctd\u003e115\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll years\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF130A\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll years\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF135A\u003c\/td\u003e\n\u003ctd\u003e135\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll years\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eBF150A\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll years\u003c\/td\u003e\n\u003ctd\u003e19210-ZW1-B04\u003c\/td\u003e\n\u003ctd\u003eSupersedes 19210-ZW1-B03\/B02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eMercury\/MerCruiser (Compatible)\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e225 CARB \/ 225,250 EFI\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e43026Q02\u003c\/td\u003e\n\u003ctd\u003eGear case assembly parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e30-125 HP (3 \u0026amp; 4-CYL.)\u003c\/td\u003e\n\u003ctd\u003e30-125\u003c\/td\u003e\n\u003ctd\u003e2 \u0026amp; 4-Stroke\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e47-43026Q02, 47-43026T2\u003c\/td\u003e\n\u003ctd\u003e4.25\" (107.95mm) Big foot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e135-300 HP VERADO\u003c\/td\u003e\n\u003ctd\u003e135-300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006+\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eGear case assembly parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater Pump Impeller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect OEM replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNeoprene rubber with hardened nylon center\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e87.8 mm OD × 31.0 mm thickness × 23.4 mm shaft diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlade Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 blades\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Engines\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda Marine 4-stroke outboards 75–150 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Water Pump Impeller \u003cspan style=\"color:red;\"\u003e(Replaces Honda 19210-ZW1-B04, 19210-ZW1-B03, 19210-ZW1-B02)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eExplosion Diagram\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/impeller_dimension_58a34f9b-7c03-4c47-a72c-835d078e83ae.png?v=1728015466\" alt=\"Explosion Diagram\" loading=\"lazy\"\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n    \u003cli\u003eDisconnect the negative battery cable and remove the engine cover. Unclip the shift linkage.\u003c\/li\u003e\n    \u003cli\u003eLoosen and remove the mounting bolts that secure the lower unit (gearcase) to the outboard's midsection.\u003c\/li\u003e\n    \u003cli\u003eCarefully separate and lower the gearcase from the engine.\u003c\/li\u003e\n    \u003cli\u003eLocate the water pump housing on top of the gearcase and remove its mounting bolts.\u003c\/li\u003e\n    \u003cli\u003eLift the housing off and slide the old impeller off the driveshaft. Note the rotational direction of the old blades.\u003c\/li\u003e\n    \u003cli\u003eRemove the old wear plate and gaskets. Thoroughly clean all mating surfaces of debris or corrosion.\u003c\/li\u003e\n    \u003cli\u003eInstall the new wear plate, gaskets, and keyway.\u003c\/li\u003e\n    \u003cli\u003eApply a light layer of marine grease inside the pump housing and slide the new impeller onto the driveshaft, rotating it in the direction of engine operation to seat the blades correctly.\u003c\/li\u003e\n    \u003cli\u003eReinstall the water pump housing and tighten the bolts to the manufacturer's specified torque.\u003c\/li\u003e\n    \u003cli\u003eApply a light coat of marine grease to the driveshaft splines.\u003c\/li\u003e\n    \u003cli\u003eCarefully guide the lower unit back into place, ensuring the driveshaft, water tube, and shift shaft align properly.\u003c\/li\u003e\n    \u003cli\u003eReinstall the lower unit bolts, reconnect the shift linkage, and test the engine's cooling system in water.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this impeller fits my Honda engine?\u003c\/strong\u003e\u003cbr\u003e\nCheck the \"Compatible Engine Models\" table. It lists specific models like BF75A, BF90D, and BF150A, covering years from 1999 to present. Ensure your model and year range match the information provided.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the signs my water pump impeller is failing?\u003c\/strong\u003e\u003cbr\u003e\nCommon signs include the engine overheating, a weak or inconsistent \"telltale\" water stream, or finding dry, cracked, or brittle blades on the old impeller during inspection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should I replace the water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nFor preventative maintenance, it is recommended to inspect the impeller annually and replace it every 1-2 years or every 100-200 hours of use, depending on operating conditions (e.g., saltwater vs. freshwater).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":50487028449593,"sku":"17IH010","price":13.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_for_Honda_BF75_BF110_BF135_19210-ZW1-B02_19210-ZW1-B03_19210-ZW1-B04_-_JLM_MARINE-8289465.jpg?v=1755252163"}],"url":"https:\/\/jlmmarine.com\/collections\/tohatsu-bft150a-us-2017.oembed","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}