{"title":"John Deere 4-Stroke Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px 0;\"\u003e\n  \u003cp\u003eThis page focuses on John Deere 4‑stroke marine engines and helps you quickly find compatible parts and service information. Below you’ll find maintenance tips, common replacement parts, troubleshooting guidance, and model identification help. You can also browse our main service collections, and at the bottom of this page you’ll find quick links to start browsing parts. On collection pages, 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\/service-maintenance-kits\" style=\"display:inline-block;padding:10px 16px;border:1px solid #0a6;border-radius:6px;text-decoration:none;\"\u003eBrowse Service \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eHow to Identify Your John Deere Marine Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the engine nameplate: commonly on the valve cover, gear housing, or a plate on the engine block. It lists the model (e.g., 4045SFM, 6068TFM) and the engine serial number (ESN).\u003c\/li\u003e\n    \u003cli\u003eUnderstand the code: 4045\/6068\/6081\/6125 indicates displacement and cylinder count; suffixes like DFM\/TFM\/SFM denote aspiration and cooling packages that affect certain parts.\u003c\/li\u003e\n    \u003cli\u003eCheck the arrangement\/build information in your manual or on the data plate to confirm alternator output, raw‑water pump type, and heat‑exchanger configuration—these details determine filter, impeller, and anode selection.\u003c\/li\u003e\n    \u003cli\u003eConfirm it is a marine 4‑stroke configuration (not an industrial conversion) to ensure the correct cooling system, anodes, and marine‑rated components.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eEngine Platform Overview\u003c\/h2\u003e\n\n  \u003ch3\u003e4045 Series (4.5L PowerTech)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eInline‑4, 4‑stroke diesel; turbocharged\/aftercooled variants depending on DFM\/TFM\/SFM package.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003e4045DFM, 4045TFM, 4045SFM families.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eCompact footprint, solid mid‑range torque, efficient fuel economy.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eRaw‑water pump and anode specifications vary by cooling package; verify impeller size and zinc type from the pump model.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003e6068 Series (6.8L PowerTech \u0026amp; Litre Engine variants)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;margin-top:12px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eInline‑6, 4‑stroke diesel; PowerTech 2‑valve and 4‑valve versions; turbo\/aftercooler options per DFM\/TFM\/SFM.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003e6068DFM, 6068TFM (Litre Eng.), 6068TFM (PowerTech 2‑Valve), 6068SFM (2‑Valve and 4‑Valve).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eWide parts availability, strong durability for workboats and cruisers.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eFilters may cross between sub‑platforms, but alternators, belts, and anodes often differ by build code.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003e6081 Series (8.1L PowerTech)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;margin-top:12px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eInline‑6, 4‑stroke diesel; aftercooled\/turbocharged variants (AFM\/SFM\/TFM).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003e6081AFM, 6081SFM, 6081TFM families.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eHigh output with robust cooling; popular for commercial duty cycles.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eVerify heat‑exchanger anode sizes and raw‑water pump series before ordering service parts.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003e6125 Series (12.5L PowerTech)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;max-width:900px;border-collapse:collapse;margin-top:12px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConfiguration\u003c\/td\u003e\n        \u003ctd\u003eInline‑6, 4‑stroke diesel; turbo\/aftercooled marine packages (TFM variants).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCommon Models\u003c\/td\u003e\n        \u003ctd\u003e6125TFM family.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAdvantages\u003c\/td\u003e\n        \u003ctd\u003eHeavy‑duty torque and longevity for larger vessels.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eNotes\u003c\/td\u003e\n        \u003ctd\u003eAlternator, belt routing, and seawater pump configurations vary by arrangement—confirm from the data plate.\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=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for marine diesel engines; always follow your official John Deere service manual and local duty‑cycle conditions.\u003c\/p\u003e\n  \u003ctable style=\"width:100%;max-width:1000px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eEngine oil + filter\u003c\/td\u003e\n        \u003ctd\u003eEvery 100–200 hours or annually\u003c\/td\u003e\n        \u003ctd\u003eUse marine‑rated diesel oil meeting the spec in your manual; replace filter at each oil change.\u003c\/td\u003e\n        \u003ctd\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\u003ePrimary\/secondary fuel filters\u003c\/td\u003e\n        \u003ctd\u003eEvery 200–300 hours or annually\u003c\/td\u003e\n        \u003ctd\u003eDrain water separators regularly; replace sooner if contaminated fuel or power loss.\u003c\/td\u003e\n        \u003ctd\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\u003eRaw‑water pump impeller\u003c\/td\u003e\n        \u003ctd\u003eInspect each season; replace every 200 hours or 1–2 years\u003c\/td\u003e\n        \u003ctd\u003eReplace sooner after any overheat or dry‑run event; verify pump model for correct impeller size.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/impellers\"\u003eImpellers\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHeat‑exchanger\/anode zincs\u003c\/td\u003e\n        \u003ctd\u003eInspect every 50–100 hours; replace when 50% depleted\u003c\/td\u003e\n        \u003ctd\u003eCorrosion rates vary by water salinity; carry spares aboard.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAir filter\u003c\/td\u003e\n        \u003ctd\u003eInspect every 100 hours; replace 200–300 hours\u003c\/td\u003e\n        \u003ctd\u003eRestricted airflow causes smoke and low power; don’t over‑oil serviceable elements.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/air-filters\"\u003eAir Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eDrive belts (alternator\/sea‑water pump)\u003c\/td\u003e\n        \u003ctd\u003eInspect every 100 hours; replace 300 hours or 3 years\u003c\/td\u003e\n        \u003ctd\u003eCheck tension and alignment; glazing\/cracking indicates replacement.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/belt\"\u003eBelts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCharging system check\u003c\/td\u003e\n        \u003ctd\u003eEach season or if voltage warnings occur\u003c\/td\u003e\n        \u003ctd\u003eConfirm output and belt condition; inspect connections for corrosion.\u003c\/td\u003e\n        \u003ctd\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/alternators\"\u003eAlternators\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003cp style=\"font-size:12px;color:#555;\"\u003e*Service intervals vary by model, duty cycle, and environment. Always consult your specific engine manual.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"common-parts\" style=\"padding:16px 0;\"\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\/water-pumps\"\u003eWater pumps\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 (Starting \u0026amp; Charging): \u003ca href=\"https:\/\/seasierra.com\/collections\/starters\"\u003eStarters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCharging Components: \u003ca href=\"https:\/\/seasierra.com\/collections\/alternators\"\u003eAlternators\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\u003eAir Intake \u0026amp; Filtration: \u003ca href=\"https:\/\/seasierra.com\/collections\/air-filters\"\u003eAir filters\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%;max-width:1000px;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ccc;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eWeak water flow or overheat alarm\u003c\/td\u003e\n        \u003ctd\u003eInspect intake strainer and seacock, raw‑water strainer basket, and impeller condition; verify thermostat operation.\u003c\/td\u003e\n        \u003ctd\u003eWater pump impeller kit, intake screen\/strainer, thermostat, cooling hoses, anodes.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd\u003eCheck for clogged fuel filters, air in fuel lines, restricted air filter, boost leaks, or fouled heat‑exchanger.\u003c\/td\u003e\n        \u003ctd\u003eFuel filters, lift pump, injectors, air filter, turbocharger clamps\/hoses.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHard starting\u003c\/td\u003e\n        \u003ctd\u003eVerify battery state and cable connections, preheat\/glow system function (if equipped), and fuel supply\/prime.\u003c\/td\u003e\n        \u003ctd\u003eStarter motor, alternator\/battery leads, sensors\/switches, fuel lift pump.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eExcessive smoke\u003c\/td\u003e\n        \u003ctd\u003eBlack: airflow or over‑fueling; White: unburned fuel\/cold cylinders; Blue: oil consumption. Inspect filters, injectors, and turbo seals.\u003c\/td\u003e\n        \u003ctd\u003eAir filter, injectors, turbocharger, crankcase ventilation components.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eBelt squeal or low charging voltage\u003c\/td\u003e\n        \u003ctd\u003eCheck belt tension and glazing; inspect alternator pulley alignment and wiring connections.\u003c\/td\u003e\n        \u003ctd\u003eBelts, alternator, belt tensioner, wiring terminals.\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=\"padding:16px 0;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between different John Deere marine platforms (e.g., 4045 vs 6068)?\u003c\/summary\u003e\n    \u003cp\u003eSome service items like filters may cross between families, but cooling components, belts, alternators, and raw‑water pumps often differ by engine family and arrangement. Always confirm engine model, ESN, and cooling package (DFM\/TFM\/SFM) before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should the raw‑water impeller be replaced?\u003c\/summary\u003e\n    \u003cp\u003eInspect each season and replace every 200 hours or 1–2 years, whichever comes first. Replace immediately after any overheat, dry‑run, or if vanes show cracking or set.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change engine oil and fuel filters?\u003c\/summary\u003e\n    \u003cp\u003eOil and filter are typically serviced every 100–200 hours or annually. Fuel filters are commonly 200–300 hours, but replace sooner if water or contaminants are present. Follow your engine’s manual for exact intervals.\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 engine model (e.g., 4045SFM, 6068TFM), engine serial number (ESN), arrangement\/build code, raw‑water pump model, and any accessory ratings (alternator amperage). Photos of the nameplate and the part being replaced are very helpful.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"padding:16px 0;\"\u003e\n  \u003cp\u003eReady to service your John Deere 4‑stroke marine engine? Browse our service categories to find filters, impellers, anodes, and more by model and application.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\" style=\"display:inline-block;padding:10px 16px;border:1px solid #0a6;border-radius:6px;text-decoration:none;\"\u003eStart with Service \u0026amp; Maintenance Kits\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px;font-size:12px;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":"marine-impeller-kit-fits-sherwood-jabsco-johnson-replaces-17000k-shw-18958-0001-p-09-704bt-1","title":"Marine Impeller Kit – Fits Sherwood, Jabsco, Johnson (Replaces 17000K-SHW, 18958-0001-P, 09-704BT-1)","description":"\u003cstyle\u003e\n\/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n.ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\/* Base table styles *\/\ntable.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\ntable.ss-table th, table.ss-table td { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n\/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\ntable.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\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 high-performance \u003cstrong\u003eMarine Impeller Kit\u003c\/strong\u003e is engineered for engine cooling water pumping applications in a variety of marine engines. It is designed to fit Caterpillar models 3116, 3126, and 3208; Cummins B Series (like the 6B 300Hp) and C Series; and John Deere 6076 series engines.\u003c\/p\u003e\n  \u003cp\u003eThis kit serves as a direct replacement for a wide range of part numbers, including Sherwood 17000K-SHW, Jabsco 18958-0001-P, Johnson 09-704BT-1, Caterpillar 1W5664, and Cummins 3802444, among other equivalents.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eConstructed from durable, high-performance neoprene rubber to withstand the marine environment.\u003c\/li\u003e\n    \u003cli\u003eFeatures a threaded end, allowing for easy removal with a standard impeller puller tool.\u003c\/li\u003e\n    \u003cli\u003eKit includes the impeller, O-ring, keys, and plug for a complete installation.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n  \u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eSherwood\u003c\/td\u003e\n          \u003ctd\u003e17000K-SHW, 21931\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eJabsco\u003c\/td\u003e\n          \u003ctd\u003e18958-0001-P\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eJohnson\u003c\/td\u003e\n          \u003ctd\u003e09-704BT-1\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eJohn Deere\u003c\/td\u003e\n          \u003ctd\u003eRE49896\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCummins\u003c\/td\u003e\n          \u003ctd\u003e3802444, 3897337, 3916852, 3925236, 6CTA8.3M\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCaterpillar\u003c\/td\u003e\n          \u003ctd\u003e1W5664, 7E0321\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n  \u003cp\u003eConfirm your engine model or pump series in the tables below.\u003c\/p\u003e\n  \n  \u003cp\u003eFor Caterpillar engines, this impeller fits a range of models. Note that compatibility for C7 and C9 is based on aftermarket data.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Caterpillar Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eModel\u003c\/th\u003e\n          \u003cth\u003eEngine\/Pump Series\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\u003eCaterpillar\u003c\/td\u003e\n          \u003ctd\u003e3208\u003c\/td\u003e\n          \u003ctd\u003eCAT 3208\u003c\/td\u003e\n          \u003ctd\u003e1W5664, 7E0321\u003c\/td\u003e\n          \u003ctd\u003eEngine cooling pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCaterpillar\u003c\/td\u003e\n          \u003ctd\u003e3116\u003c\/td\u003e\n          \u003ctd\u003eCAT 3116\u003c\/td\u003e\n          \u003ctd\u003e1W5664, 7E0321\u003c\/td\u003e\n          \u003ctd\u003eEngine cooling pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCaterpillar\u003c\/td\u003e\n          \u003ctd\u003e3126\u003c\/td\u003e\n          \u003ctd\u003eCAT 3126\u003c\/td\u003e\n          \u003ctd\u003e1W5664, 7E0321\u003c\/td\u003e\n          \u003ctd\u003eEngine cooling pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCaterpillar\u003c\/td\u003e\n          \u003ctd\u003eC7\u003c\/td\u003e\n          \u003ctd\u003eCAT C7\u003c\/td\u003e\n          \u003ctd\u003e1W5664, 7E0321\u003c\/td\u003e\n          \u003ctd\u003eAs reported by Big Blue Ocean Marine\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCaterpillar\u003c\/td\u003e\n          \u003ctd\u003eC9\u003c\/td\u003e\n          \u003ctd\u003eCAT C9\u003c\/td\u003e\n          \u003ctd\u003e1W5664, 7E0321\u003c\/td\u003e\n          \u003ctd\u003eAs reported by Big Blue Ocean Marine\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cp\u003eThis impeller is compatible with specific Cummins B Series, C Series, and 6CTA8.3M engines as detailed below.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Cummins Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eModel\u003c\/th\u003e\n          \u003cth\u003eEngine\/Pump Series\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\u003eCummins\u003c\/td\u003e\n          \u003ctd\u003e6B 300Hp\u003c\/td\u003e\n          \u003ctd\u003eB Series\u003c\/td\u003e\n          \u003ctd\u003e3802444, 3897337, 3916852, 3925236\u003c\/td\u003e\n          \u003ctd\u003eEngine cooling pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCummins\u003c\/td\u003e\n          \u003ctd\u003eVarious\u003c\/td\u003e\n          \u003ctd\u003eC Series\u003c\/td\u003e\n          \u003ctd\u003e3802444, 3897337, 3916852, 3925236\u003c\/td\u003e\n          \u003ctd\u003eEngine cooling pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eCummins\u003c\/td\u003e\n          \u003ctd\u003eVarious\u003c\/td\u003e\n          \u003ctd\u003e6CTA8.3M\u003c\/td\u003e\n          \u003ctd\u003e3802444, 3897337, 3916852, 3925236\u003c\/td\u003e\n          \u003ctd\u003eMarine engine cooling pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \n  \u003cp\u003eFits John Deere engines in the 6076 series using the specified OEM part number.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"John Deere Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eModel\u003c\/th\u003e\n          \u003cth\u003eEngine\/Pump Series\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\u003eJohn Deere\u003c\/td\u003e\n          \u003ctd\u003eVarious\u003c\/td\u003e\n          \u003ctd\u003e6076\u003c\/td\u003e\n          \u003ctd\u003eRE49896\u003c\/td\u003e\n          \u003ctd\u003eEngine cooling pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \n  \u003cp\u003eWidely compatible with numerous Sherwood P17 series water pumps.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Sherwood Pumps Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eModel\u003c\/th\u003e\n          \u003cth\u003ePump Series\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\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1710\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1710X\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1710-02\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1726\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1726X\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1732X\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1732-02\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP176\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP176X\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP176-02\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1711\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1712\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1716B\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP173\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1719\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1719F\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1722B\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1727FB\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1730F\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003eP1731F\u003c\/td\u003e\n\u003ctd\u003eP17 series\u003c\/td\u003e\n\u003ctd\u003e17000K-SHW\u003c\/td\u003e\n\u003ctd\u003eWater pump\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eWater Pump Impeller Kit\u003c\/dd\u003e\n    \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eNeoprene rubber\u003c\/dd\u003e\n    \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003eOverall Diameter: 84mm (3-5\/16\"), Width: 73mm (2-7\/8\")\u003c\/dd\u003e\n    \u003cdt\u003eShaft Diameter\u003c\/dt\u003e\n\u003cdd\u003e20mm (0.787\")\u003c\/dd\u003e\n    \u003cdt\u003eDrive Type\u003c\/dt\u003e\n\u003cdd\u003e3\/16\" Key drive\u003c\/dd\u003e\n    \u003cdt\u003eImpeller Blades\u003c\/dt\u003e\n\u003cdd\u003e12\u003c\/dd\u003e\n    \u003cdt\u003eKeyway\u003c\/dt\u003e\n\u003cdd\u003eSingle keyway with one threaded end for puller\u003c\/dd\u003e\n    \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e0.47 kg (1.04 lb)\u003c\/dd\u003e\n    \u003cdt\u003eApplications\u003c\/dt\u003e\n\u003cdd\u003eEngine cooling water pumping\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 Impeller\u003c\/li\u003e\n    \u003cli\u003e1 x O-ring\u003c\/li\u003e\n    \u003cli\u003e2 x Keys\u003c\/li\u003e\n    \u003cli\u003e1 x Plug\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eEnsure the engine is off and cool. Close the water intake seacock to prevent water from entering the vessel.\u003c\/li\u003e\n    \u003cli\u003eAccess the sea water pump and remove the screws holding the end cover plate.\u003c\/li\u003e\n    \u003cli\u003eUse an appropriate impeller puller tool or needle-nose pliers to carefully remove the old impeller from the pump housing.\u003c\/li\u003e\n    \u003cli\u003eClean the inside of the pump housing and the cover plate, removing any old gasket material or debris. Inspect for scoring or damage.\u003c\/li\u003e\n    \u003cli\u003eLightly lubricate the new impeller and the inside of the housing with a water-based lubricant or glycerin. Do not use petroleum-based grease.\u003c\/li\u003e\n    \u003cli\u003eInstall the new impeller with a gentle twisting motion, ensuring the blades are bent in the correct direction of the pump's rotation.\u003c\/li\u003e\n    \u003cli\u003eFit the new O-ring or gasket onto the pump housing or cover plate, ensuring it is seated correctly.\u003c\/li\u003e\n    \u003cli\u003eSecurely refasten the cover plate, tightening the screws in a star pattern to ensure even pressure. Do not over-tighten.\u003c\/li\u003e\n    \u003cli\u003eRe-open the seacock, start the engine, and immediately check for proper water flow from the exhaust and for any leaks around the pump cover.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow can I verify this impeller is correct for my engine?\u003c\/summary\u003e\n    \u003cp\u003eThe most reliable method is to match your existing impeller's part number to the equivalents listed in our Part Number Matrix. Additionally, cross-reference your engine or pump model with our compatibility tables. If in doubt, measure your old impeller's diameter, width, and shaft type and compare with our technical specs.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are the symptoms of a worn or failed impeller?\u003c\/summary\u003e\n    \u003cp\u003eCommon signs include the engine temperature rising above its normal operating range, a noticeable reduction or complete loss of water flow from the exhaust outlet, and, upon inspection, visible cracks, stiffness, or missing blades on the impeller itself.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should this impeller be replaced?\u003c\/summary\u003e\n    \u003cp\u003eAs a critical preventative maintenance item, we recommend replacing your impeller annually or every 100-200 hours of engine operation, whichever comes first. Usage in silty or sandy water may require more frequent changes.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs a special tool required for installation?\u003c\/summary\u003e\n    \u003cp\u003eWhile some impellers can be removed with pliers, an impeller puller tool is highly recommended to avoid damaging the pump housing. This impeller features a threaded end specifically designed for use with a standard puller, making removal significantly easier and safer.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n    \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n    \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n    \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \n  \u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify images and specifications against your original part before purchase. If anything differs—even if your model appears compatible—do not order.\u003c\/li\u003e\n    \u003cli\u003eThis is an aftermarket replacement component, not an OEM part. Brand names and part numbers are used for reference purposes only.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended for safety and optimal performance. Improper installation can lead to engine damage.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and rigorously tested for real-world reliability.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Your order is processed quickly, with free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — By working directly with manufacturers, we offer fair pricing without compromising on materials or quality control.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50717900734779,"sku":"D0-CZVO-M8ED","price":71.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/D0-CZVO-M8ED.png?v=1762937870"},{"product_id":"flexible-impeller-kit-fits-volvo-penta-yanmar-john-deere-engines-replaces-877061-875593-3841697","title":"Flexible Impeller Kit for Volvo Penta, Yanmar and John Deere Marine Engines — Replaces 877061, 875593 and 3841697","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 { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n  table.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\n  @media (max-width:480px){ table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; } }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket marine \u003cstrong\u003eflexible impeller kit\u003c\/strong\u003e is intended as a replacement for the raw-water or seawater pump impeller used on selected Volvo Penta, Yanmar and John Deere marine diesel engine applications. Listed application families include Volvo Penta AD, TAMD, KAD, KAMD and D series engines; Yanmar 4LH, 4LHA, 4BY, 6BY and related series; and selected John Deere 4045 and 6068 marine engines.\u003c\/p\u003e\n\u003cp\u003eThe impeller is listed as a replacement for multiple OEM and aftermarket references, including Volvo Penta 877061, 875593, 801277, 21951356, 825941 and 3841697; Yanmar 123325-42020, 123325-42021, 127610-42200, 127610-42270 and 120650-42310; JMP 7400-01; Jabsco 920-0001; Johnson 09-1028B; Sherwood 18200; John Deere RE526661 and RE49490; and Doosan 65.06804-0003.\u003c\/p\u003e\n\u003cp\u003eBecause impeller dimensions, shaft drives and pump configurations can vary within the same engine family, confirm the existing impeller, pump model, dimensions and reference number before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to install in the existing compatible raw-water pump housing.\u003c\/li\u003e\n  \u003cli\u003eNeoprene impeller construction with a brass insert.\u003c\/li\u003e\n  \u003cli\u003eKit contents include the flexible impeller and application-specific gaskets and O-rings listed below.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following references are supplied as interchange leads. Confirm the complete pump and engine application before installation.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n\u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eJMP\u003c\/td\u003e\n\u003ctd\u003e7400-01, 7400-01K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJabsco\u003c\/td\u003e\n\u003ctd\u003e920-0001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJohnson\u003c\/td\u003e\n\u003ctd\u003e09-1028B, 09-1028B-1, 09-1028BT-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSherwood\u003c\/td\u003e\n\u003ctd\u003e18200, 18200K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e877061, 875593, 801277, 21951356, 825941, 3841697\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYanmar\u003c\/td\u003e\n\u003ctd\u003e123325-42020, 123325-42021, 127610-42200, 127610-42270, 120650-42310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJohn Deere\u003c\/td\u003e\n\u003ctd\u003eRE526661, RE49490\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoosan\u003c\/td\u003e\n\u003ctd\u003e65.06804-0003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine and Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe applications below are listed compatibility examples, not a substitute for checking the exact engine serial range, pump assembly and impeller drive. Model, year, horsepower, stroke and shaft conditions must match the installation being serviced.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n\u003ctable class=\"ss-table\" aria-label=\"Compatibility Examples\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel or Series\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eReference Numbers\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eAD31\/41\/43; TAMD31\/41\/42; KAD32\/42\/44; KAMD42\/43\/44 series\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e877061, 875593, 3841697\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eD4-225A-E, D4-260A-E, D4-260D-E, D4-300A-E, D4-300D-E\u003c\/td\u003e\n\u003ctd\u003e225–300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e21951356\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003eD5A-A T\/TA, D7A-A T\/TA, D7C-A TA, D7A-B TA, D7C-B TA\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e877061, 875593, 3841697\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYanmar\u003c\/td\u003e\n\u003ctd\u003e4BY150, 4BY150Z, 4BY180, 4BY180Z; 4BY2-150, 4BY2-150Z, 4BY2-180, 4BY2-180Z; 4BY3-150, 4BY3-180\u003c\/td\u003e\n\u003ctd\u003e150–180\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e123325-42020, 127610-42200, 120650-42310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYanmar\u003c\/td\u003e\n\u003ctd\u003e4LH-DTE, 4LH-HTE, 4LH-STE, 4LH-TE; 4LHA-DTE(P), 4LHA-DTP, 4LHA-DTZE(P); 4LHA-HTE(P), 4LHA-HTP, 4LHA-HTZE(P); 4LHA-STE(P), 4LHA-STP, 4LHA-STZE(P)\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e123325-42020, 127610-42200, 120650-42310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYanmar\u003c\/td\u003e\n\u003ctd\u003e6BY2-220, 6BY2-220Z, 6BY2-260, 6BY2-260Z; 6BY220, 6BY220Z, 6BY260, 6BY260Z; 6BY3-220, 6BY3-260\u003c\/td\u003e\n\u003ctd\u003e220–260\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e123325-42020, 127610-42200, 120650-42310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYanmar\u003c\/td\u003e\n\u003ctd\u003e6PH-HTE, 6PH-PHE, 6PH-PHME, 6PH-TE, 6PHM-HTE\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e123325-42020, 127610-42200, 120650-42310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJohn Deere\u003c\/td\u003e\n\u003ctd\u003e4045DFM50, 4045DFM70, 4045TFM50, 4045TFM75\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eRE526661, RE49490\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJohn Deere\u003c\/td\u003e\n\u003ctd\u003e6068SFM50, 6068TFM50, 6068TFM75, 6068TFM76\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eRE526661, RE49490\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\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eAftermarket marine flexible impeller kit\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eReplacement impeller for compatible raw-water or seawater pumps\u003c\/dd\u003e\n  \u003cdt\u003eImpeller Diameter\u003c\/dt\u003e\n\u003cdd\u003e65 mm (2.56 in)\u003c\/dd\u003e\n  \u003cdt\u003eImpeller Width\u003c\/dt\u003e\n\u003cdd\u003e50 mm (1.98 in)\u003c\/dd\u003e\n  \u003cdt\u003eShaft Diameter\u003c\/dt\u003e\n\u003cdd\u003e16 mm (0.625 in)\u003c\/dd\u003e\n  \u003cdt\u003eDrive Configuration\u003c\/dt\u003e\n\u003cdd\u003eApplication information lists 7-spline and 12-spline drives; verify the existing pump shaft before ordering\u003c\/dd\u003e\n  \u003cdt\u003eBlade Count\u003c\/dt\u003e\n\u003cdd\u003e8 blades\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eNeoprene impeller with brass insert\u003c\/dd\u003e\n  \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003eApproximately 0.2 kg (0.45 lb)\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 JMP Marine flexible impeller, reference 7400-01\u003c\/li\u003e\n  \u003cli\u003e1 x Gasket, GAK0016\u003c\/li\u003e\n  \u003cli\u003e1 x Gasket, GAK0062\u003c\/li\u003e\n  \u003cli\u003e1 x O-ring, ORG0013\u003c\/li\u003e\n  \u003cli\u003e1 x O-ring, ORG0022\u003c\/li\u003e\n  \u003cli\u003e1 x O-ring, ORG0067\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eSome applications do not require every gasket or O-ring supplied in the kit.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eClose the water-inlet seacock.\u003c\/li\u003e\n  \u003cli\u003eRemove the raw-water pump end-cover screws.\u003c\/li\u003e\n  \u003cli\u003eRemove the cover plate and old gasket.\u003c\/li\u003e\n  \u003cli\u003eRemove the old impeller with pliers or an impeller puller, taking note of the blade orientation.\u003c\/li\u003e\n  \u003cli\u003eClean the pump housing and inspect it for scoring, corrosion or wear.\u003c\/li\u003e\n  \u003cli\u003eLubricate the replacement impeller with glycerin or a small amount of dish soap. Do not use petroleum-based lubricants.\u003c\/li\u003e\n  \u003cli\u003eInstall the replacement impeller with a twisting motion in the correct rotational direction for the pump.\u003c\/li\u003e\n  \u003cli\u003eFit the appropriate new gasket or O-ring to the cover plate.\u003c\/li\u003e\n  \u003cli\u003eReinstall the cover plate and tighten the screws evenly.\u003c\/li\u003e\n  \u003cli\u003eOpen the seacock, start the engine and check immediately for water leaks and proper cooling-water flow.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting and FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I know if the impeller needs replacement?\u003c\/summary\u003e\u003cp\u003eCommon symptoms include engine overheating at idle or low speed, reduced cooling-water flow from the exhaust outlet, cracked blades and missing blade sections. Inspect the impeller regularly and replace it at the interval recommended for your engine and pump.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhich spline count is correct?\u003c\/summary\u003e\u003cp\u003eApplication information for this replacement lists both 7-spline and 12-spline drive configurations. Confirm the drive on the existing impeller and pump shaft before ordering; the engine model alone may not identify the correct drive.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I run the engine without water after installation?\u003c\/summary\u003e\u003cp\u003eNo. Never operate a raw-water pump dry. Water lubricates and cools the neoprene impeller, and even brief dry running can damage the blades and lead to overheating.\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 kit intended to replace the listed OEM and aftermarket references. It is not sold as an original equipment manufacturer component.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat should I verify before ordering?\u003c\/summary\u003e\u003cp\u003eCompare the complete pump application, reference number, impeller diameter and width, shaft diameter, drive configuration and cover-gasket arrangement with the part being replaced. If any of these details differ, do not rely on the engine family name alone.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003ch2\u003eSafety and Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eClose the seacock before removing the pump cover and follow the engine manufacturer's service procedures.\u003c\/li\u003e\n  \u003cli\u003eDo not operate the raw-water pump dry.\u003c\/li\u003e\n  \u003cli\u003eVerify the part dimensions, drive configuration and reference numbers before purchase.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended when the pump housing, shaft or cooling system requires inspection.\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 — Replacement components for common marine engine and cooling-system applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Selection\u003c\/strong\u003e — Compare the part reference and installation details before ordering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupport for Your Repair\u003c\/strong\u003e — Contact support with your engine, pump and existing impeller information when application details need to be checked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723781181755,"sku":"XR17FI021","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/XR17FI021.png?v=1763031627"}],"url":"https:\/\/seasierra.com\/collections\/john-deere-4-stroke-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}