{"product_id":"2-spi-010-over-bore-piston-kits-for-polaris-xc-500-xc-sp-rmk-classic-70-75mm","title":"2 SPI .010 Over Bore Piston Kits for Polaris XC 500, XC SP, RMK, Classic 70.75mm","description":"\u003ch2\u003eSPI .010 Over Bore Piston Kits for Polaris\u003c\/h2\u003e\u003cp\u003eThese SPI .010 over bore piston kits provide two pistons for Polaris XC 500, XC SP, RMK, and Classic models, featuring a 70.75mm bore size for .010 oversize rebuilds to restore engine performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe SPI .010 over bore piston kit delivers a pair of precision-machined pistons designed for Polaris 500cc engines in XC, SP, RMK, and Classic models. With a 70.75mm bore size, this kit allows for a .010 oversize rebuild, compensating for cylinder wear and restoring compression. These piston kits are ideal for rebuilding Polaris snowmobile and ATV engines to like-new condition.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined from high-strength aluminum alloy for durability\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings and wrist pins for a complete installation\u003c\/li\u003e\n\u003cli\u003eDesigned to match OEM specifications for Polaris 500cc engines\u003c\/li\u003e\n\u003cli\u003e70.75mm bore provides a .010 oversize fit to refresh worn cylinders\u003c\/li\u003e\n\u003cli\u003eLightweight construction reduces reciprocating mass for improved throttle response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Polaris XC 500\u003c\/li\u003e\n\u003cli\u003efor Polaris XC SP\u003c\/li\u003e\n\u003cli\u003efor Polaris RMK\u003c\/li\u003e\n\u003cli\u003efor Polaris Classic\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding Polaris 500cc engines after cylinder wear or scoring\u003c\/li\u003e\n\u003cli\u003eIncreasing engine performance with an oversize piston upgrade\u003c\/li\u003e\n\u003cli\u003eRestoring compression and power in high-mileage snowmobiles or ATVs\u003c\/li\u003e\n\u003cli\u003ePerforming a top end overhaul during engine restoration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70.75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolaris 500cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Are these piston kits compatible with any Polaris 500cc engine? \u003cstrong\u003eA:\u003c\/strong\u003e They are specifically designed for XC, SP, RMK, and Classic models; confirm your exact engine code before purchase.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do these pistons come with rings? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, each kit includes piston rings and wrist pins for a complete installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44949836103766,"sku":"SZ1F15561","price":307.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_852e2fbe-73ef-4c92-a116-f975af04a5ff.jpg?v=1781399921","url":"https:\/\/www.solidspare.com\/products\/2-spi-010-over-bore-piston-kits-for-polaris-xc-500-xc-sp-rmk-classic-70-75mm","provider":"Solid Spare","version":"1.0","type":"link"}