{"product_id":"water-pump-impeller-kit-fits-sherwood-pumps-replaces-17000k-jabsco-18958-0001-johnson-09-704bt-1","title":"Water Pump Impeller Kit – Fits Sherwood Pumps (Replaces 17000K, Jabsco 18958-0001, Johnson 09-704BT-1)","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis OEM-equivalent \u003cstrong\u003eWater Pump Impeller Kit – Fits Sherwood Pumps (Replaces 17000K, Jabsco 18958-0001, Johnson 09-704BT-1)\u003c\/strong\u003e is designed for marine water pump applications in various engine cooling systems. It is engineered to meet or exceed original equipment specifications, ensuring reliable performance in demanding marine environments.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct replacement for Sherwood 17000K and provides an interchange for part numbers from Jabsco, Johnson, Caterpillar, Cummins, and John Deere. Use the matrices below to confirm fitment for your specific pump or engine model.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Installs as a direct OEM-equivalent replacement with no modifications required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Built with a durable neoprene impeller and a solid brass insert for corrosion resistance and longevity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey Components:\u003c\/strong\u003e The kit includes one flexible impeller and the corresponding gasket or O-ring needed 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 Cross-Reference\"\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\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJabsco\u003c\/td\u003e\n        \u003ctd\u003e18958-0001\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\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003e7E0321\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003e1W5664\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCummins\u003c\/td\u003e\n        \u003ctd\u003e3802444\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCummins\u003c\/td\u003e\n        \u003ctd\u003e3897337\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCummins\u003c\/td\u003e\n        \u003ctd\u003e3916852\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCummins\u003c\/td\u003e\n        \u003ctd\u003e3925236\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\/year in the table below.\u003c\/p\u003e\n\u003cp\u003eThis impeller is used in various Caterpillar engines that are equipped with compatible Sherwood pumps.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Caterpillar Engine Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003e3116\u003c\/td\u003e\n        \u003ctd\u003e7E0321, 1W5664\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003e3126\u003c\/td\u003e\n        \u003ctd\u003e7E0321, 1W5664\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003e3126B\u003c\/td\u003e\n        \u003ctd\u003e7E0321, 1W5664\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003e3208\u003c\/td\u003e\n        \u003ctd\u003e7E0321, 1W5664\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003eC7\u003c\/td\u003e\n        \u003ctd\u003e7E0321, 1W5664\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCaterpillar\u003c\/td\u003e\n        \u003ctd\u003eC9\u003c\/td\u003e\n        \u003ctd\u003e7E0321, 1W5664\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe 17000K impeller is standard for the following Sherwood pump models.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Sherwood Pump Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSherwood\u003c\/td\u003e\n        \u003ctd\u003eP176X\u003c\/td\u003e\n        \u003ctd\u003e17000K\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSherwood\u003c\/td\u003e\n        \u003ctd\u003eP1710C\u003c\/td\u003e\n        \u003ctd\u003e17000K\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSherwood\u003c\/td\u003e\n        \u003ctd\u003eP1719X\u003c\/td\u003e\n        \u003ctd\u003e17000K\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSherwood\u003c\/td\u003e\n        \u003ctd\u003eP1716C\u003c\/td\u003e\n        \u003ctd\u003e17000K\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSherwood\u003c\/td\u003e\n        \u003ctd\u003eP1722C\u003c\/td\u003e\n        \u003ctd\u003e17000K\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSherwood\u003c\/td\u003e\n        \u003ctd\u003eP1732C\u003c\/td\u003e\n        \u003ctd\u003e17000K\u003c\/td\u003e\n      \u003c\/tr\u003e\n       \u003ctr\u003e\n        \u003ctd\u003eSherwood\u003c\/td\u003e\n        \u003ctd\u003eP1730C\u003c\/td\u003e\n        \u003ctd\u003e17000K\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\u003eMarine Water Pump Impeller Kit\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect OEM Replacement\u003c\/dd\u003e\n  \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003eNeoprene with Brass Insert\u003c\/dd\u003e\n  \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003e84mm diameter × 73mm width × 20mm shaft diameter (3-5\/16\" × 2-7\/8\" × 7\/8\")\u003c\/dd\u003e\n  \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003eKey Drive \/ Keyed\u003c\/dd\u003e\n  \u003cdt\u003eKeyway Size\u003c\/dt\u003e\n\u003cdd\u003e3\/16\"\u003c\/dd\u003e\n  \u003cdt\u003eNumber of Vanes\u003c\/dt\u003e\n\u003cdd\u003e12\u003c\/dd\u003e\n  \u003cdt\u003eColor\u003c\/dt\u003e\n\u003cdd\u003eBlack\u003c\/dd\u003e\n  \u003cdt\u003eWarranty\u003c\/dt\u003e\n\u003cdd\u003e1 Year Limited\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Flexible Impeller (Replaces 17000K)\u003c\/li\u003e\n  \u003cli\u003e1 × O-Ring\/Gasket\u003c\/li\u003e\n  \u003cli\u003e1 × Key (if applicable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eTurn off the engine, allow it to cool, and disconnect the battery. Close the raw water intake seacock.\u003c\/li\u003e\n  \u003cli\u003ePlace a catch pan or absorbent towels under the pump to manage any spilled coolant.\u003c\/li\u003e\n  \u003cli\u003eUnscrew the pump's faceplate bolts and remove the faceplate.\u003c\/li\u003e\n  \u003cli\u003eUse impeller pulling pliers or two flathead screwdrivers to carefully pry the old impeller out of the housing.\u003c\/li\u003e\n  \u003cli\u003eClean any debris or old gasket material from the pump housing and faceplate. Inspect for scoring or deep scratches.\u003c\/li\u003e\n  \u003cli\u003eLubricate the inside of the pump housing and the new impeller with a water-based marine lubricant or dish soap.\u003c\/li\u003e\n  \u003cli\u003eInsert the new impeller by pinching the vanes together and rotating it into the housing. The blades should bend in the direction of the pump's rotation.\u003c\/li\u003e\n  \u003cli\u003eInstall the new gasket or O-ring onto the faceplate.\u003c\/li\u003e\n  \u003cli\u003eReinstall the faceplate and tighten the screws in a star pattern to ensure an even seal. Do not overtighten.\u003c\/li\u003e\n  \u003cli\u003eOpen the seacock and reconnect the battery. Start the engine and immediately check the pump for leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if this impeller fits my pump?\u003c\/summary\u003e\n  \u003cp\u003eThis kit is a direct replacement for Sherwood 17000K. The most reliable method is to cross-reference your existing part number with the list in the \"Part Number Matrix\" section. It's also compatible with specific Caterpillar engines and Sherwood pumps listed under \"Engine \u0026amp; Model Compatibility.\" Always verify your old impeller’s dimensions against our technical specs before ordering.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should a neoprene impeller be replaced?\u003c\/summary\u003e\n  \u003cp\u003eFor optimal performance and to prevent engine overheating, we recommend inspecting the impeller annually and replacing it every 1-2 years. Replacement may be needed more frequently if the vessel operates in saltwater or water with high amounts of sand or silt.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the signs of a failing impeller?\u003c\/summary\u003e\n  \u003cp\u003eCommon signs include reduced water flow from the exhaust, engine temperatures rising above normal, visible cracks or missing vanes on the impeller, and a stiff or brittle texture. If you notice a chunk of a vane is missing, it is crucial to find and remove it from the cooling system to prevent blockage. Immediate replacement is needed if any of these signs are observed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs a gasket included with this impeller kit?\u003c\/summary\u003e\n  \u003cp\u003eYes, the kit includes the flexible impeller and the necessary O-ring or paper gasket for a standard installation. The specific seal type varies by the pump brand it is designed to replace.\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). It is built to OEM-level specifications with comparable materials. Our parts are manufactured in an ISO 9002 facility and are batch-inspected for quality and 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 is 5–15 days. Standard shipping is free; expedited options appear at checkout where available for your region.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n  \u003cp\u003eThis product is covered by a 1-year warranty against manufacturing defects under normal use. If any issues arise, contact our support team with your order details. Returns are accepted within our standard window for unused items in their 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\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50717904077115,"sku":"V3-HAL6-Q3WY","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/V3-HAL6-Q3WY.png?v=1762937985","url":"https:\/\/seasierra.com\/products\/water-pump-impeller-kit-fits-sherwood-pumps-replaces-17000k-jabsco-18958-0001-johnson-09-704bt-1","provider":"SeaSierra","version":"1.0","type":"link"}