{"product_id":"raw-water-pump-impeller-kit-fits-crusader-pcm-5-0l-8-1l-replaces-rp061022-18-8926","title":"Raw Water Pump Impeller Kit – Fits Crusader\/PCM 5.0L-8.1L (Replaces RP061022, 18-8926)","description":"\u003csection\u003e\n\u003c!-- 🔧 Table Styles (include only once per page) --\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){\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 Raw Water Pump Impeller Kit is a direct-fit replacement for select Crusader and Pleasurecraft Marine (PCM) V8 engines from approximately 2004 and newer. It is specifically designed for 5.0L, 5.7L, 6.0L, and 8.1L models equipped with a serpentine belt-driven raw water pump.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct cross-reference for PCM RP061022, Crusader R061022, Sierra 18-8926, and Mallory 9-45718.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngineered for direct replacement installation.\u003c\/li\u003e\n\u003cli\u003eMade from high-performance neoprene rubber for durability and reliable performance.\u003c\/li\u003e\n\u003cli\u003eThe kit includes one impeller, one housing O-ring, and four bolt O-rings for a complete service.\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 brands.\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\u003ePCM\u003c\/td\u003e\n        \u003ctd\u003eRP061022\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCrusader\u003c\/td\u003e\n        \u003ctd\u003eR061022\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-8926\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMallory\u003c\/td\u003e\n        \u003ctd\u003e9-45718\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 and year in the table below.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFor Pleasurecraft Marine (PCM):\u003c\/b\u003e Fits V8 models from 2004 and up with serpentine belt-driven pumps.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFor Crusader:\u003c\/b\u003e Fits V8 models from 2005 and up with serpentine belt-driven pumps.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePCM\u003c\/td\u003e\n        \u003ctd\u003eExcalibur 330\u003c\/td\u003e\n        \u003ctd\u003e330\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2004–and up\u003c\/td\u003e\n        \u003ctd\u003eRP061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePCM\u003c\/td\u003e\n        \u003ctd\u003eEX343\u003c\/td\u003e\n        \u003ctd\u003e343\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2004–and up\u003c\/td\u003e\n        \u003ctd\u003eRP061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePCM\u003c\/td\u003e\n        \u003ctd\u003eZR6\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2004–and up\u003c\/td\u003e\n        \u003ctd\u003eRP061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePCM\u003c\/td\u003e\n        \u003ctd\u003eZR409\u003c\/td\u003e\n        \u003ctd\u003e409\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2004–and up\u003c\/td\u003e\n        \u003ctd\u003eRP061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003ePCM\u003c\/td\u003e\n        \u003ctd\u003e5.0L Pro Sport\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2004–and up\u003c\/td\u003e\n        \u003ctd\u003eRP061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCrusader\u003c\/td\u003e\n        \u003ctd\u003e5.7L\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2005–and up\u003c\/td\u003e\n        \u003ctd\u003eR061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCrusader\u003c\/td\u003e\n        \u003ctd\u003e6.0L\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2005–and up\u003c\/td\u003e\n        \u003ctd\u003eR061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCrusader\u003c\/td\u003e\n        \u003ctd\u003e8.1L\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2005–and up\u003c\/td\u003e\n        \u003ctd\u003eR061022\u003c\/td\u003e\n        \u003ctd\u003eSerpentine belt only\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\u003eRaw Water Pump Impeller Kit\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect Replacement\u003c\/dd\u003e\n  \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eHigh-performance neoprene rubber\u003c\/dd\u003e\n  \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003eImpeller Diameter: 2-1\/4\" (57.15 mm), Width: 2\" (50.8 mm), Shaft: 5\/8\" (15.875 mm)\u003c\/dd\u003e\n  \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e0.16 kg (0.35 lb)\u003c\/dd\u003e\n  \u003cdt\u003eWarranty\u003c\/dt\u003e\n\u003cdd\u003eVaries by manufacturer (typically 1 year)\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 (R061022)\u003c\/li\u003e\n\u003cli\u003e1 x Housing O-Ring (R047242)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e4 x\u003c\/span\u003e Bolt O-Ring (R047243)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the negative battery cable for safety.\u003c\/li\u003e\n\u003cli\u003eClose the raw water intake seacock to prevent water from entering the vessel.\u003c\/li\u003e\n\u003cli\u003eLoosen the tension on the engine's serpentine belt to allow for pump access.\u003c\/li\u003e\n\u003cli\u003eRemove the bolts securing the raw water pump's cover plate. Keep track of them.\u003c\/li\u003e\n\u003cli\u003eNote the rotational direction of the existing impeller's vanes before removing it with pliers or an impeller puller.\u003c\/li\u003e\n\u003cli\u003eRemove the old gasket or O-ring from the pump body and cover plate.\u003c\/li\u003e\n\u003cli\u003eThoroughly clean the inside of the pump housing, ensuring no old impeller pieces remain.\u003c\/li\u003e\n\u003cli\u003eLightly lubricate the new impeller and O-rings with a water-based lubricant or dish soap. Do not use petroleum grease.\u003c\/li\u003e\n\u003cli\u003eInstall the new impeller, bending the vanes in the same direction as the old one was installed.\u003c\/li\u003e\n\u003cli\u003ePlace the new O-rings, reinstall the cover plate, and tighten the bolts in a crossing pattern to ensure an even seal.\u003c\/li\u003e\n\u003cli\u003eRe-tension the serpentine belt to the manufacturer's specification.\u003c\/li\u003e\n\u003cli\u003eOpen the seacock, reconnect the battery, start the engine, and immediately check for any water leaks around the pump housing.\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 will fit my engine?\u003c\/summary\u003e\n  \u003cp\u003eThis impeller is designed for Crusader (2005+) and PCM (2004+) V8 engines that use a serpentine belt-driven raw water pump. The key identifier is the serpentine belt system, as older models used V-belts. Always cross-reference your existing part number with those listed in our Part Number Matrix.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the common signs of a failing impeller?\u003c\/summary\u003e\n  \u003cp\u003eThe most common symptoms include engine overheating at idle or higher RPMs, a noticeable reduction in water flow from the exhaust outlet, or a high-temperature alarm on your dashboard. Fragments of a failed impeller can also clog downstream cooling passages.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should I replace my raw water pump impeller?\u003c\/summary\u003e\n  \u003cp\u003eAs a preventative maintenance item, it is recommended to replace the impeller annually or every 100-200 hours of engine operation, whichever comes first. Impellers can dry out and become brittle over time, even with low usage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs it difficult to replace the impeller myself?\u003c\/summary\u003e\n  \u003cp\u003eFor those with moderate mechanical experience, it is a manageable task that typically takes under an hour. However, access to the pump can be tight on some boat models. If you are not comfortable performing the work, professional installation is recommended to prevent damage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the difference between OEM and this aftermarket part?\u003c\/summary\u003e\n  \u003cp\u003eThis listing is an aftermarket replacement (not OEM). It is built to OEM-level specifications with comparable high-performance neoprene materials. Our parts are manufactured in an ISO 9002 facility and are batch-inspected to ensure quality and consistency.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are your shipping speed and cost?\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide quickly—typical transit is 5–15 days. Standard shipping is free to most locations; expedited options will appear at checkout if they are available for your region.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the warranty and return policy?\u003c\/summary\u003e\n  \u003cp\u003eThis part is covered by a 1-year warranty against manufacturing defects under normal marine use. If you encounter an issue, please 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\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n\u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n\u003cli\u003eManufacturer-Direct Value — 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":50717898768699,"sku":"96-YKSS-VR36","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/96-YKSS-VR36.png?v=1762937797","url":"https:\/\/seasierra.com\/products\/raw-water-pump-impeller-kit-fits-crusader-pcm-5-0l-8-1l-replaces-rp061022-18-8926","provider":"SeaSierra","version":"1.0","type":"link"}