{"product_id":"staycoolpumps-impeller-kit-scp-rp061022-neoprene-10-blade-replacement-for-pcm-crusader-serpentine-pumps","title":"StayCoolPumps Impeller Kit SCP-RP061022 — Neoprene 10-Blade Replacement for PCM\/Crusader Serpentine Pumps","description":"\u003cp\u003e\u003cstrong\u003eThe StayCoolPumps SCP-RP061022 is a complete neoprene impeller service kit designed to restore water-pump flow on many PCM\/Crusader\/ Pleasurecraft engines that use serpentine-driven pumps.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket impeller kit includes the impeller, a mounting O-ring, and three screw O-rings, sized to match the original RP061022\/Sierra 18-8926 replacements. The impeller’s 10-blade neoprene design and double-flat 5\/8\" shaft drive align with the pump housings used on a range of newer PCM engines and their marine applications. It’s engineered for direct-fit replacement in compatible pumps, making it a practical choice when performing routine cooling-system service or post-run inspections.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines and pump housings will this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThe SCP-RP061022 kit is intended for PCM and Crusader Pleasurecraft models that use serpentine-belt-driven water pumps. It commonly fits 5.0L Pro Sport and GM 5.0L, 5.7L and 6.0L applications as well as several model-specific pump housings listed by OEM part numbers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: Excalibur 330, EX343, ZR6, ZR409 and similar PCM-based engines.\u003c\/li\u003e\n  \u003cli\u003eFits pump housings: RA057032 (6.0L), RA057034 (5.7L), RA057035 (8.1L), RA134071 bearing housing assembly.\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM references: R061022, RP061022, Sierra 18-8926, Mallory 9-45718.\u003c\/li\u003e\n  \u003cli\u003eNot compatible with V-belt driven pumps; for serpentine systems only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this impeller restore cooling performance?\u003c\/h3\u003e\n\u003cp\u003eThe impeller’s 10-blade silhouette and flexible neoprene material create positive displacement flow through the raw-water circuit when rotated by the pump shaft. Replacing a worn or damaged impeller prevents cavitation, restores proper flow rate and helps maintain engine operating temperatures within intended ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e10-blade neoprene design resists cracking and provides consistent pump output.\u003c\/li\u003e\n  \u003cli\u003eDouble-flat 5\/8\" shaft drive ensures secure engagement with the pump drive.\u003c\/li\u003e\n  \u003cli\u003eIncluded mounting O-ring and screw O-rings seal the housing to prevent leaks.\u003c\/li\u003e\n  \u003cli\u003eDirect-fit dimensions: 2\" width, 2-1\/4\" diameter — matches OEM geometry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check during installation?\u003c\/h3\u003e\n\u003cp\u003eWhen installing the SCP-RP061022 kit, inspect the pump housing, rotor bore and shaft for scoring, corrosion or debris. Proper seating of the impeller and fresh O-rings are crucial to avoid leaks and ensure the impeller draws water effectively on first run.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClean the pump cavity and check for damaged vanes or foreign material.\u003c\/li\u003e\n  \u003cli\u003eVerify the shaft is straight and the double-flat drive mates snugly.\u003c\/li\u003e\n  \u003cli\u003eReplace all O-rings included to restore housing seals and prevent air ingress.\u003c\/li\u003e\n  \u003cli\u003ePrime the pump or follow engine maker’s start-up procedure to prevent dry running.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose this aftermarket kit over an OEM part?\u003c\/h3\u003e\n\u003cp\u003eThe StayCoolPumps kit provides the essential components for a complete service at a competitive price, matched to the same fit and function as the listed OEM references. It’s made to meet common marine service expectations while including the extra screw O-rings often omitted in single-part replacements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCost-effective alternative to buying separate OEM pieces.\u003c\/li\u003e\n  \u003cli\u003eIncludes impeller plus all necessary O-rings for one full service.\u003c\/li\u003e\n  \u003cli\u003eManufactured to match OEM dimensions and mounting interfaces.\u003c\/li\u003e\n  \u003cli\u003eHelpful for planned maintenance or emergency replacement at the dock.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This impeller service kit is aimed at boat owners, marine mechanics and fleet technicians who maintain PCM\/Crusader\/ Pleasurecraft engines with serpentine-belt-driven water pumps. If you perform regular cooling-system maintenance or need a direct-fit replacement for RP061022\/Sierra 18-8926 style pumps, the SCP-RP061022 kit supplies the impeller and seals required to complete a reliable service.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this impeller fit V-belt water pumps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The SCP-RP061022 is designed for serpentine-belt-driven pumps only and will not fit V-belt systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the impeller dimensions and shaft type?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Impeller width 2\" (50.8mm), diameter 2-1\/4\" (57mm), 5\/8\" (16mm) double-flat shaft drive.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"StayCoolPumps","offers":[{"title":"Default Title","offer_id":48083069927582,"sku":"B07DGFB14B","price":57.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/staycoolpumps-impeller-kit-front.jpg?v=1785823496","url":"https:\/\/northtrailauto.ca\/products\/staycoolpumps-impeller-kit-scp-rp061022-neoprene-10-blade-replacement-for-pcm-crusader-serpentine-pumps","provider":"North Trail Auto","version":"1.0","type":"link"}