{"product_id":"2008-10-polaris-rzr-ranger-800-engine-rebuild-kit-80-01mm-prox-clearance-0903-1688","title":"2008-10 Polaris RZR\/Ranger 800 Engine Rebuild Kit 80.01mm | ProX Clearance","description":"\u003cp\u003eBring the major rotating and reciprocating service components together for your listed Polaris 800 engine. This ProX rebuild kit includes a preassembled crankshaft, bearings and seals, pistons and related components, plus a complete engine gasket kit.\u003c\/p\u003e\u003cp\u003e80.01 mm bore, +0.01 mm size, 10.0:1 compression and 760 cc specification. Fits only the exact 2008–2010 UTV rows shown; Ranger 800 applications in this table are 2010 only. Measure the engine and confirm piston\/bore clearance before selecting this size. This is a rebuild kit, not an assembled engine.\u003c\/p\u003e\u003ch2\u003e2008-10 Polaris RZR\/Ranger 800 Rebuild Kit 80.01mm Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete rotating\/reciprocating rebuild parts kit.\u003c\/li\u003e\n\u003cli\u003ePreassembled and dimensionally inspected crankshaft.\u003c\/li\u003e\n\u003cli\u003eForged, heat-treated and shot-peened connecting rods.\u003c\/li\u003e\n\u003cli\u003eCast aluminum-alloy pistons with MOS2 skirt coating.\u003c\/li\u003e\n\u003cli\u003eHard-anodized piston crown and ring grooves.\u003c\/li\u003e\n\u003cli\u003e80.01 mm bore \/ +0.01 mm piston size; 10.0:1 compression.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Compatibility\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel \/ trim\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 800 SW\u003c\/td\u003e\n\u003ctd\u003e2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRanger 6x6 800\u003c\/td\u003e\n\u003ctd\u003e2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 800 EPS LE 4x4\u003c\/td\u003e\n\u003ctd\u003e2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRanger 800 HD\u003c\/td\u003e\n\u003ctd\u003e2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRanger 800 MVRS\u003c\/td\u003e\n\u003ctd\u003e2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 800 LE\u003c\/td\u003e\n\u003ctd\u003e2009–2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 800 4x4\u003c\/td\u003e\n\u003ctd\u003e2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRanger RZR 800\u003c\/td\u003e\n\u003ctd\u003e2008, 2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003e80.01 mm bore, +0.01 mm size, 10.0:1 compression and 760 cc specification. Fits only the exact 2008–2010 UTV rows shown; Ranger 800 applications in this table are 2010 only. Measure the engine and confirm piston\/bore clearance before selecting this size. This is a rebuild kit, not an assembled engine.\u003c\/p\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cp\u003eCrankshaft assembly, main bearings and seals, pistons and related components, and a complete engine gasket kit. Engine cases, cylinders and an assembled engine are not included.\u003c\/p\u003e\u003cp\u003eManufacturer part number: \u003cstrong\u003e10.EK5806.B\u003c\/strong\u003e. Parts Unlimited number: 0903-1688.\u003c\/p\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eProfessional engine measurement and assembly are recommended. Inspect cases, cylinders and mating components, verify the 80.01 mm size against the service specifications, and follow the service manual for clearances, torque, timing and break-in.\u003c\/p\u003e\u003ch2\u003eClearance Stock, Shipping, Warranty and Returns\u003c\/h2\u003e\u003cp\u003eLimited discontinued distributor stock may ship directly from a supplier warehouse. Availability can change before fulfillment. Review our \u003ca href=\"\/pages\/shipping-policy\"\u003eshipping policy\u003c\/a\u003e and \u003ca href=\"\/policies\/refund-policy\"\u003ereturn policy\u003c\/a\u003e before ordering. Contact RAD UTV Parts to confirm closeout return eligibility and current manufacturer warranty terms.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eIs this a complete replacement engine?\u003c\/h3\u003e\u003cp\u003eNo. It is a kit of rebuild components and gaskets. It does not include assembled engine cases or cylinders.\u003c\/p\u003e\u003ch3\u003eWhat piston size is supplied?\u003c\/h3\u003e\u003cp\u003eThis is the 80.01 mm \/ +0.01 mm version, part 10.EK5806.B. Confirm bore condition and the required clearances before ordering.\u003c\/p\u003e\u003ch3\u003eWhat is included?\u003c\/h3\u003e\u003cp\u003eCrankshaft assembly, main bearings and seals, pistons and related components, and a complete engine gasket kit. Engine cases, cylinders and an assembled engine are not included.\u003c\/p\u003e\u003ch3\u003eWhy is this item on clearance?\u003c\/h3\u003e\u003cp\u003eThis is discontinued distributor stock offered at a reduced price. Quantities are limited; confirm the application and required companion parts before ordering.\u003c\/p\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/polaris-rzr-800-parts-accessories\"\u003erelated UTV parts\u003c\/a\u003e and more \u003ca href=\"\/collections\/rad-utv-parts-closeout-deals\"\u003eclearance deals\u003c\/a\u003e.\u003c\/p\u003e","brand":"ProX","offers":[{"title":"Default Title","offer_id":53191616725274,"sku":"10.EK5806.B","price":749.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0002\/4310\/5801\/files\/6CBD7FCF-CCDA-43BA-80E6-13DB2383BFB7.jpg?v=1792805899","url":"https:\/\/radutvparts.com\/products\/2008-10-polaris-rzr-ranger-800-engine-rebuild-kit-80-01mm-prox-clearance-0903-1688","provider":"Rad UTV Parts","version":"1.0","type":"link"}