{"title":"Cooling Systems","description":"\u003cp\u003eMarine engine cooling systems and components for temperature control. Find raw water pumps, heat exchangers, coolant pumps, expansion tanks, thermostats, hoses, impellers, and cooling system parts to maintain proper engine operating temperature and prevent overheating damage.\u003c\/p\u003e","products":[{"product_id":"fairview-191","title":"PCM Crusader — Combination Oil Cooler 8.1L — R147035A","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePCM \/ Crusader R147035A Combination Oil Cooler\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a dual-purpose marine cooling assembly designed for compatible GM-based \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8.1L \/ 496 cu. in.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e PCM and Crusader MPI inboard engines. This shell-and-tube cooler uses raw seawater flow to help reduce both engine oil temperature and transmission fluid temperature through a combined cooler body.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy integrating engine oil and transmission fluid cooling in one assembly, this cooler supports stable lubrication temperatures, transmission protection, and reliable high-load operation in large-displacement marine inboard applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003ePCM \/ Crusader combination engine oil and transmission fluid cooler.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePart number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eR147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCrusader reference: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRA147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eR147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for compatible GM-based \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8.1L \/ 496 MPI\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine inboard engines.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDual cooling paths for engine oil and transmission fluid.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRaw water-cooled shell-and-tube design.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUsed on select 2001–2005\/2006 PCM and Crusader big-block applications where specified.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommonly associated with Velvet Drive 5000 Series transmission installations where listed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVersion A reference may include a bottom winterization drain plug.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacement cooler only; mounting straps and related hardware should be verified separately.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCooler type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e combination engine oil and transmission fluid cooler\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePart number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e R147035A\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrusader reference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e RA147035A\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRaw water hose connections:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1-1\/4 in. straight hose barb connections\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEngine oil ports:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e two 1\/2 in. NPT threaded connections\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTransmission fluid ports:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e two 3\/8 in. NPT threaded connections\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBody length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12 in. reference\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eShell diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2-1\/8 in. reference\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOverall length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 17-3\/4 in. tip-to-tip reference\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCooler style:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e shell-and-tube raw water heat exchanger\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAftermarket material reference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cupronickel \/ copper-nickel construction on upgraded replacement versions where specified\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eEngine Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon application context includes compatible PCM and Crusader GM-based 8.1L \/ 496 MPI inboard engines where \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eR147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRA147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, or a verified equivalent is specified, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cspan\u003eCrusader \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCaptain’s Choice MP 8.1L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCrusader \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8.1L H.O. MPI\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePCM \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePython\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 8.1L applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePCM \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8.1L high-output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e inboard applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible 2001–2005\/2006 big-block marine inboard cooling layouts.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations paired with compatible Velvet Drive 5000 Series marine transmissions where specified.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse this cooler only where the engine model, serial number, transmission model, hose routing, oil-line layout, and parts manual confirm \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eR147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e or a verified equivalent.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eFitment Notice\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConfirm fitment by engine serial number, cooler version, bracket layout, drain plug configuration, raw water hose size, engine oil fitting size, transmission fitting size, and overall cooler length before ordering. This application may have multiple minor cooler configurations, so bracket position and plumbing orientation should be checked against the existing cooler.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis listing is for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecombination cooler assembly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It is not the mounting strap set, raw water hose, oil hose, transmission hose, drain plug, end cap, or complete cooling system kit.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhen This Part Needs Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplace the cooler if it is leaking externally, leaking oil or transmission fluid into the raw water circuit, leaking seawater into the oil or transmission fluid, plugged with scale or debris, corroded, cracked, frozen, or no longer able to maintain proper fluid temperature.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacement is also recommended after saltwater intrusion, freeze damage, oil contamination, transmission fluid contamination, unexplained overheating, or repeated clogging from raw water debris.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eClose the seacock and drain the raw water circuit before removal. Label the engine oil and transmission fluid lines so they return to the correct ports. Inspect hoses, clamps, fittings, mounting straps, drain plug, and adjacent raw water plumbing during replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse the correct thread sealant for NPT oil and transmission fittings where specified, and avoid over-tightening fittings into the cooler body. After installation, refill and check fluid levels, open the seacock, run the engine, inspect for leaks, and recheck engine oil and transmission fluid condition after warm-up.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eAlternate \/ Cross-Reference Part Numbers\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePCM R147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — primary part number\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrusader RA147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — Crusader reference\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrusader R147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — alternate Crusader reference\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSeakamp SKR147035A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — aftermarket replacement reference; verify version and port layout\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eR171007\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — related mounting strap reference; verify by installation\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eParts Desk Insight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis cooler handles two critical systems at once: engine oil and transmission fluid. A failure can contaminate oil, transmission fluid, or raw water, so any sign of milky fluid, unexplained fluid loss, overheating, or corrosion should be checked quickly. Before ordering, match the existing cooler’s port sizes, bracket position, drain plug location, and overall length because this 8.1L application can have more than one configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShipping:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/span\u003e\u003c\/p\u003e","brand":"FVW","offers":[{"title":"Default Title","offer_id":43563800920100,"sku":"R147035A","price":878.65,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/8eac46e0-2a74-4ab6-a3b0-844b9c6d25c2.png?v=1782419768"},{"product_id":"sherwood-10077k-impeller-kit-s10077k","title":"Sherwood — Impeller Kit — S10077K","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSherwood 10077K Impeller Kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a complete raw water pump service kit for compatible Sherwood marine pump assemblies used on generators, small inboard engines, and marine cooling systems. The kit includes a precision-molded neoprene impeller with a brass keyed hub, plus the required gasket and O-ring components needed for routine pump service.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis impeller helps maintain proper raw water flow through the engine or generator cooling circuit, protecting the heat exchanger, exhaust system, and engine components from overheating.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine-style Sherwood raw water pump impeller service kit.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePart number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10077K\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAlternate format: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eS10077K\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e12-blade flexible neoprene impeller.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBrass hub with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1\/2 in. keyed shaft\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e design.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e3\/32 in. keyway\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e reference.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes impeller, O-ring, and gasket components where supplied.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for freshwater and saltwater raw water pump service.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommonly used on Onan marine generators, Westerbeke engines, Universal engines, and classic inboard applications where specified.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps restore cooling water flow and reduce overheating risk.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eImpeller Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eImpeller type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e flexible raw water pump impeller\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine-grade neoprene\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBlade count:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOuter diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2-1\/4 in. \/ 57 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWidth:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 25\/32 in. \/ approximately 20 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eShaft size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\/2 in. \/ 12.7 mm keyed\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eKeyway:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\/32 in.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHub type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e brass keyed hub\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eService:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine raw water cooling pumps\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKit contents may vary slightly by packaging version, but typically include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eSherwood flexible impeller.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eO-ring.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCover gasket or gaskets.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRequired sealing components for standard impeller service.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eEngine \u0026amp; Generator Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon application context includes compatible Sherwood pump systems used on:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOnan marine generator applications.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWesterbeke diesel engines.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal marine diesel engines.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChris-Craft 283 and 430 applications where listed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGray Marine engine applications where listed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmall inboard marine engine cooling systems using compatible Sherwood pump assemblies.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOnan application context commonly includes generator families such as:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKAA\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKAB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKAL\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKAV\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKAW\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKAZ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKBG \/ MDKBK \/ MDKBL \/ MDKBM \/ MDKBN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eMDKDK \/ MDKDL \/ MDKDM \/ MDKDN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse this kit only where the generator model, engine serial number, pump model, shaft size, and impeller dimensions confirm compatibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eSherwood Pump Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon Sherwood pump fitment references include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eR30G\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eG701 \/ G701-01\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eG702 \/ G702-01\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eH70 \/ H80\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eE05 \/ E20\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eA03 \/ A20\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConfirm the pump model before ordering, especially on older engines or generators where the raw water pump may have been replaced or rebuilt with different components.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eSerial Number Fitment Notice\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFitment depends on the exact raw water pump model, engine or generator serial number, shaft diameter, keyway, impeller width, and cover gasket style. This kit requires a compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1\/2 in. keyed shaft\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFlexible impellers can look similar but may differ in diameter, depth, hub style, shaft size, blade count, and gasket requirements. Match the impeller being removed whenever possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhen This Part Needs Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplace the impeller during scheduled cooling system service, after overheating, after dry running, after long storage, or whenever raw water flow becomes weak or inconsistent.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacement is also recommended if the impeller blades are cracked, stiff, missing, permanently bent, swollen, or damaged. A failed impeller can cause overheating and may send broken rubber vanes downstream into the heat exchanger, oil cooler, or exhaust system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRecommended service interval is typically \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eannually or every 100 hours\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, depending on engine use, water conditions, and manufacturer maintenance guidance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLubricate the new impeller before installation using glycerin, soapy water, or an approved impeller lubricant. Do not install the impeller dry. Make sure the key is properly seated in the shaft and the impeller hub before sliding the impeller into the pump body.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTwist the blades in the correct direction during installation, replace all supplied gaskets and seals, and inspect the pump cover, wear plate, cam, shaft, and housing for scoring or corrosion. After startup, confirm strong raw water discharge and check the pump cover for leaks.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eAlternate \/ Cross-Reference Part Numbers\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood 10077K\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — primary kit part number\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood S10077K\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — alternate catalog format\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood 22783\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — related Sherwood reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOnan 132-0375\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by generator model and spec\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOnan 132-0379\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by generator model and spec\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOnan 132-0498\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by generator model and spec\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOnan 541-1519\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by generator model and spec\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWesterbeke 11764\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWesterbeke 33100\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWesterbeke 33112\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eUniversal 200208\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eUniversal 200496\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eUniversal 287439\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrusader 727103\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by application\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eChris-Craft 16.80-90047\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by application\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSierra 23-3310 \/ 23-2000 \/ 23-3302\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — aftermarket references; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJMP 7110 \/ 7110-01K\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — aftermarket references; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCEF 500166\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — aftermarket reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMallory 9-45716\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — aftermarket reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eParts Desk Insight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is a common small-frame Sherwood impeller kit used across many generator and compact inboard pump setups. The most important fitment checks are the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2-1\/4 in. diameter, 25\/32 in. width, 1\/2 in. keyed shaft, and 3\/32 in. keyway\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. When replacing the impeller, inspect the pump cover and cam at the same time, since worn pump surfaces can reduce cooling flow even with a new impeller installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShipping:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/span\u003e\u003c\/p\u003e","brand":"FVW","offers":[{"title":"Default Title","offer_id":43563801640996,"sku":"S10077K","price":73.57,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/e17e3a27-26ae-47f1-ab37-dbd25059d753.png?v=1782418471"},{"product_id":"fairview-203","title":"Sherwood — Water Pump Cam Alignment Pin — S21566","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSherwood 21566 Water Pump Cam Alignment Pin\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine-style internal pump hardware component used in compatible Sherwood G-Series marine raw water pumps. This pin helps secure and align the internal cam plate inside the pump housing so the flexible impeller can compress properly and move cooling water through the engine’s raw water system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is a small but important service part when rebuilding or repairing Sherwood pumps where the cam plate, impeller, cover plate, or pump housing has been removed.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eSherwood raw water pump cam alignment pin.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePart number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e21566\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCommon typed format: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eS21566 pin\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eComponent type: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epump cam alignment \/ plate pin\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSecures the internal offset cam plate inside the pump body.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps maintain proper cam-to-impeller alignment.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports correct impeller compression and raw water flow.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUsed during pump repair, cam replacement, or raw water pump rebuild service.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt for compatible Sherwood G-Series marine cooling pumps where specified.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003ePump Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon application context includes Sherwood G-Series raw water pumps where \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e21566\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is shown in the pump parts diagram, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1804\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1805\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1806\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1807\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1808\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1810\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1811\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1814\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1815\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1816\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG2201\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG2902\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG2903\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG2904\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSherwood \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG3001\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese pump families are commonly used on marine raw water cooling systems for engines and generator packages from manufacturers such as Caterpillar, Cummins, Kohler, and John Deere where the pump model and parts diagram confirm this pin.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eFitment Notice\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConfirm fitment by Sherwood pump model, pump serial or casting details, cam plate part number, and pump parts diagram before ordering. Sherwood G-Series pumps may share similar housings but use different cams, impellers, cover plates, pins, seals, and rebuild components depending on pump configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis listing is for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecam alignment pin only\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It is not the cam plate, impeller, cover gasket, shaft, seal kit, bearing kit, or complete pump assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhen This Part Needs Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplace the cam alignment pin if it is missing, bent, corroded, worn, loose, damaged during disassembly, or no longer holds the cam plate securely in the pump housing. Replacement is also recommended during pump rebuilds if the original pin shows saltwater corrosion or poor seating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA worn or missing cam pin can allow the cam plate to shift, which may reduce raw water flow, damage the impeller, accelerate vane wear, or cause pump noise and overheating issues.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDisassemble the pump according to the Sherwood service procedure and inspect the pump housing, cam plate, pin bore, impeller cavity, wear plate, and cover surface. Install the cam alignment pin fully into the correct location so the cam plate seats squarely and cannot move under impeller load.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen rebuilding the pump, inspect related parts at the same time, including the impeller, cam, cover plate, cover gasket or O-ring, shaft seal, bearings, and mounting hardware. After reassembly, prime the pump properly, check for leaks, and confirm strong raw water discharge after startup.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eRelated Service Parts\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood 21566\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cam alignment \/ plate pin\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood G-Series cam plate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — verify by exact pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood G-Series impeller kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — verify by pump model and impeller dimensions\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood cover gasket or O-ring\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood pump rebuild kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — verify by pump model and service requirement\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood shaft seal \/ bearing components\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eParts Desk Insight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis pin controls the cam plate’s position inside the pump. If the cam shifts, the impeller may not compress correctly, which can reduce cooling flow and damage the rubber vanes. During any G-Series pump rebuild, verify the cam, pin, impeller, and cover plate together rather than replacing only the visible worn part.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShipping:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/span\u003e\u003c\/p\u003e","brand":"FVW","offers":[{"title":"Default Title","offer_id":43563801706532,"sku":"S21566","price":45.11,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/images_6f60020a-210d-4b49-a590-9e66f137383d.jpg?v=1782412520"},{"product_id":"glo","title":"Glo — Blue Impeller Pin — GLO-421","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGlobe Marine Products #421 Run-Dry Impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a flexible raw water pump impeller designed for compatible marine engine cooling pumps. Built from Globe’s blue self-lubricating elastomer compound, this impeller is intended for raw water and coolant circulation applications where the pump, engine manual, or existing impeller confirms \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGLO-421\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e421\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epin-drive impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, meaning the pump shaft uses a small drive pin that engages the slotted hub of the impeller to prevent slipping during pump operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGlobe Marine Products Run-Dry raw water pump impeller.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePart number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGLO-421\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCommon listing reference: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGlobe #421\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBlue elastomer construction for raw water \/ coolant pump service.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6-blade flexible impeller design.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePin-drive \/ slotted-hub configuration.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for compatible marine engine raw water cooling pumps.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eRun-dry protection reference up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 minutes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e under suitable conditions.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps maintain cooling water flow through the engine, heat exchanger, and exhaust system.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTypically supplied with paper faceplate gasket and sealing O-rings where packaged as a kit.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eImpeller type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e flexible raw water pump impeller\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Globe blue run-dry elastomer\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBlade count:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDrive style:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pin drive \/ slotted inner hub\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOuter diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1-9\/16 in. \/ 39.7 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWidth \/ depth:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\/4 in. \/ 19 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eShaft inner diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\/8 in. \/ 9.5 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrimary use:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine raw water and coolant pump applications\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNot for:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e diesel or oil transfer pump service\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eEngine \u0026amp; Pump Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon application context includes compatible compact marine diesel engines and raw water pumps where this impeller size and drive style are specified, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCompatible Jabsco pump applications using the listed cross-reference group.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCompatible Johnson Pump applications using \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e09-806B-1\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect Volvo Penta compact diesel applications where listed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect Yanmar compact diesel applications where listed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect Sherwood and Sierra replacement applications where listed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eYamaha applications using the matching Yanmar-style reference where specified.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse this impeller only where the pump model, engine model, serial number, shaft size, impeller width, outer diameter, and drive style match the application.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eFitment Notice\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConfirm fitment by pump model, engine model, existing impeller number, shaft diameter, hub drive style, impeller width, and outer diameter before ordering. Flexible impellers can look similar but may differ in blade count, hub style, shaft size, depth, and gasket requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis impeller is for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3\/8 in. pin-drive \/ slotted-hub\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pump applications. Do not substitute it into spline-drive, key-drive, or larger pump housings unless the parts manual confirms compatibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhen This Part Needs Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplace the impeller at least once per season, during scheduled cooling system service, after dry running, after overheating, after long storage, or whenever cooling water flow is weak.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacement is also recommended if the blades are cracked, stiff, swollen, permanently bent, missing, heat-glazed, or damaged. A failed raw water impeller can cause overheating, exhaust hose damage, reduced cooling flow, and broken rubber blades traveling downstream into the heat exchanger or oil cooler.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInspect the pump body, cam, wear plate, cover plate, gasket surface, and drive pin before installing the new impeller. Lubricate the impeller blades with glycerin, soapy water, or approved impeller lubricant before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTwist the blades in the correct direction as the impeller is inserted into the pump housing. Replace the faceplate gasket or O-ring as required, then confirm strong water discharge after startup. Even with run-dry protection, avoid operating the raw water pump without water.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eAlternate \/ Cross-Reference Part Numbers\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGlobe GLO-421\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — primary part number\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGlobe #421\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — common listing reference\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJabsco 4528-0001\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJabsco 22429-0001\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJabsco 8293-0001\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJohnson Pump 09-806B-1\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 3586494\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 875807\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 807369\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 833550\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 876689\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 3580029\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 803729\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVolvo Penta 876554-7\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eYanmar 104211-42070\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eYanmar 104211-42071\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by engine and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSherwood 9979\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSierra Marine 18-3079\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eYamaha 104211-42070\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by application\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eParts Desk Insight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe key fitment details on this impeller are the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1-9\/16 in. outer diameter, 3\/4 in. width, 3\/8 in. shaft size, and pin-drive hub\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Match those dimensions and the pump model before ordering. The blue Globe compound adds run-dry protection, but proper installation, lubrication, and pump inspection are still important for reliable cooling performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShipping:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/span\u003e\u003c\/p\u003e","brand":"FVW","offers":[{"title":"Default Title","offer_id":43563803607076,"sku":"GLO-421","price":48.28,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/64417248-dac7-43c1-a9ea-e044854dd837.png?v=1782410789"},{"product_id":"mps-4","title":"Ancor — Raw Water Pump Impeller — AN 3830","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAncor AN 3830 Raw Water Pump Impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a flexible neoprene replacement impeller for compatible marine engine and generator raw water cooling pumps. Designed with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10-blade pin-drive \/ slotted-shaft configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this impeller helps move seawater or freshwater through the cooling circuit to protect the engine, exhaust components, and heat exchanger from overheating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis impeller is commonly used in classic marine diesel engines and generator applications where the pump, engine manual, or existing impeller confirms \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAN 3830\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAN3830\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, or a verified equivalent.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eAncor flexible raw water pump impeller.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePart number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAN 3830\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAlternate format: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAN3830\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e10-fin \/ 10-blade design.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePin-drive \/ slotted-shaft configuration.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNeoprene construction for fresh water and salt water cooling service.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for compatible marine engine and generator raw water pumps.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps maintain proper cooling water flow.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for routine impeller replacement and preventative cooling system service.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufactured in Italy reference.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eImpeller type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e flexible raw water pump impeller\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e neoprene\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBlade count:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDrive style:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pin drive \/ slotted shaft\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOuter diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 51 mm \/ approximately 2.0 in.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWidth \/ depth:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 22 mm \/ approximately 0.86 in.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eShaft diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12.7 mm \/ approximately 0.50 in.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eService:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine raw water cooling pumps\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eEngine \u0026amp; Pump Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon application context includes compatible raw water pumps and marine engines where this impeller size and drive style are specified, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eNorthern Lights \/ Lugger generator applications where listed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNorthern Lights \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eM673L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e generator applications where the raw water pump layout confirms this impeller.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNorthern Lights \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e643-series\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e generator applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eRaw water pump layout reference \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNL 25-12007\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, where applicable.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePerkins \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.152\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine diesel applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBukh \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDV10\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine diesel applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBukh \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDV20\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e marine diesel applications where listed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible Jabsco-style pump applications using the listed cross-reference group.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse this impeller only where the pump model, engine model, serial number, impeller dimensions, and drive style match the application.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eFitment Notice\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConfirm fitment by pump model, engine model, serial number, existing impeller number, shaft diameter, impeller width, outer diameter, and drive style before ordering. Flexible impellers can look similar but may differ in shaft style, blade count, width, hub diameter, and cover gasket requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis impeller is for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epin-drive \/ slotted-shaft\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pump applications. It should not be substituted into key-drive or spline-drive pumps unless the parts manual confirms compatibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhen This Part Needs Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplace the impeller at least once per season, during scheduled cooling system service, after dry running, after overheating, after long storage, or whenever cooling water flow is weak. Replacement is also recommended if the impeller blades are cracked, stiff, missing, swollen, permanently bent, or showing signs of heat damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA worn or failed raw water impeller can cause overheating, exhaust hose damage, reduced cooling flow, and broken rubber blades traveling downstream into the heat exchanger or oil cooler.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInspect the pump cover, wear plate, cam, and gasket surface before installing the new impeller. Lubricate the impeller blades with glycerin, soapy water, or an approved impeller lubricant before installation. Do not install dry and do not run the pump dry.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTwist the blades in the correct direction as the impeller is inserted into the pump body. Replace the cover gasket or O-ring as required, then check for leaks and confirm strong raw water discharge after startup.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eAlternate \/ Cross-Reference Part Numbers\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAncor AN 3830\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — primary part number\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAncor AN3830\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — alternate format\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJabsco 18673-0001\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJabsco 18673-000B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJabsco 18653-0001\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — related interchange reference; verify dimensions and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAncor AN 3823\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — related interchange reference; verify dimensions and pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNorthern Lights \/ Lugger 25-12009\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by generator serial number\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSierra Marine 23-3315\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eJMP Marine 7071\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e — cross-reference reference; verify by pump model\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eParts Desk Insight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis impeller’s key identifiers are the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e51 mm outer diameter, 22 mm width, 12.7 mm shaft size, and pin-drive \/ slotted-shaft hub\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Matching those details is more reliable than matching by engine family alone. When replacing the impeller, inspect the pump cover and gasket at the same time, since a worn cover plate can reduce cooling flow even with a new impeller installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShipping:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/span\u003e\u003c\/p\u003e","brand":"FVW","offers":[{"title":"Default Title","offer_id":43563803803684,"sku":"AN3830","price":48.2,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/5f7c108d-c821-4060-b357-d07935b49635.png?v=1782408685"},{"product_id":"west-1755","title":"Sierra - Water Temperature Sender Dual Station 3\/8\"-18 NPT - SIE-18-5897","description":"\u003cp\u003eThe Sierra Marine 18-5897 Water Temperature Sender is a dual-station marine engine temperature sending unit for compatible inboard and sterndrive gauge systems. It is designed for installations where one engine temperature sender must drive two separate temperature gauges, such as a lower helm and flybridge helm. This sender uses a 3\/8\"-18 NPT thread, a 10-32 threaded stud terminal, and a dual-station resistance range intended for compatible marine temperature gauges.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSierra part number:\u003c\/strong\u003e 18-5897\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e SIE-18-5897\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Marine water temperature sender\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGauge configuration:\u003c\/strong\u003e Dual Station \/ DS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread size:\u003c\/strong\u003e 3\/8\"-18 NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal style:\u003c\/strong\u003e 10-32 threaded stud\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e Up to 240°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSender code:\u003c\/strong\u003e Code D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistance reference:\u003c\/strong\u003e Approximately 339 ohms at 100°F and 35 ohms at 220°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGauge compatibility:\u003c\/strong\u003e For compatible Teleflex, SeaStar, VeeThree, and other Code D-calibrated marine gauges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary use:\u003c\/strong\u003e Engine coolant or water-temperature signal for dual-helm gauge installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis sender is intended for compatible marine engines using a 3\/8\"-18 NPT temperature sender port and a matching dual-station gauge calibration. Common application areas include GM-based marine engine packages used in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMerCruiser MCM sterndrive engines\u003c\/li\u003e\n\u003cli\u003eMercury MIE inboard engines\u003c\/li\u003e\n\u003cli\u003eVolvo Penta gasoline inboard and sterndrive engines\u003c\/li\u003e\n\u003cli\u003eOMC sterndrive engines\u003c\/li\u003e\n\u003cli\u003e4-cylinder, V6, and V8 marine engine blocks where the sender thread and gauge calibration match\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFitment must be confirmed by engine model, sender port thread, gauge type, and wiring configuration before installation.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis is a \u003cstrong\u003edual-station\u003c\/strong\u003e sender. It should be used only where the boat has two compatible temperature gauges reading from one sender. Single-station and dual-station senders can have different resistance curves, and installing the wrong sender can cause inaccurate temperature readings.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, confirm the original sender part number, gauge brand, sender code, thread size, terminal style, and whether the vessel uses one helm gauge or two.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace the water temperature sender if the temperature gauge reads incorrectly, stays cold, pegs hot, fluctuates erratically, or does not match verified engine temperature. It should also be inspected if the sender terminal is corroded, the body is leaking, the threads are damaged, or the wiring connection is loose or contaminated.\u003c\/p\u003e\n\u003cp\u003eBefore replacing the sender, confirm that the gauge, wiring, ground path, and engine temperature are functioning correctly. Gauge problems can also be caused by poor grounds, damaged sender wires, incorrect gauge calibration, or actual engine cooling-system issues.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall the sender into the correct 3\/8\"-18 NPT temperature port using proper marine service practices. Do not overtighten the sender, as pipe-thread fittings can crack housings or distort threads. Keep the terminal clean and secure, and verify that the gauge wiring is connected to the 10-32 stud properly.\u003c\/p\u003e\n\u003cp\u003eAfter installation, run the engine and compare gauge response against normal operating temperature. If the sender is being installed on a dual-helm vessel, confirm both gauges respond correctly and read consistently.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Cross-Reference Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSierra Marine:\u003c\/strong\u003e 18-5897\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarisol \/ product code:\u003c\/strong\u003e SIE-18-5897\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMercury \/ MerCruiser:\u003c\/strong\u003e 806490T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMercury \/ MerCruiser:\u003c\/strong\u003e 806490\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMercury \/ MerCruiser:\u003c\/strong\u003e 97257A1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMercury \/ MerCruiser:\u003c\/strong\u003e 36525\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMercury \/ MerCruiser:\u003c\/strong\u003e 22-811091\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolvo Penta \/ OMC:\u003c\/strong\u003e 3853787\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolvo Penta \/ OMC:\u003c\/strong\u003e 980613\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMallory Marine:\u003c\/strong\u003e 9-42400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStewart Warner:\u003c\/strong\u003e 352BC-D\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCross-reference numbers should be confirmed against the engine model, gauge calibration, and sender thread before substitution.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe most important detail on this sender is the dual-station calibration. A sender that physically threads into the engine may still give the wrong reading if it is matched to the wrong gauge type or helm configuration. Confirm Code D \/ dual-station compatibility before ordering, especially on boats with both cabin and flybridge temperature gauges.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":43564264325156,"sku":"SIE-18-5897","price":58.23,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/22004cca-2cfc-4941-a4fc-2d095e10baac.png?v=1782594389"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/collections\/Cooling_Systems.png?v=1769552632","url":"https:\/\/marisolmarine.com\/collections\/cooling-systems.oembed","provider":"Marisol Marine Company","version":"1.0","type":"link"}