{"product_id":"2-spi-040-over-bore-piston-kits-for-ski-doo-550f-sleds-550-fan-cooled-77mm","title":"2 SPI .040 Over Bore Piston Kits for Ski-Doo 550F Sleds 550 Fan Cooled 77mm","description":"\u003ch2\u003e2 SPI .040 Over Bore Piston Kits for Ski-Doo 550F Sleds\u003c\/h2\u003e\u003cp\u003eThese SPI .040 over bore piston kits are replacement pistons designed for Ski-Doo 550F fan-cooled sleds, featuring a 77mm bore size for engine rebuilding. These piston kits provide reliable performance for overbore applications on Ski-Doo 550 fan-cooled snowmobiles.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese piston kits are aftermarket replacement components for Ski-Doo 550F fan-cooled snowmobile engines, offering a .040 over bore size to restore compression and power. They are intended for riders maintaining their Ski-Doo 550 sleds and needing durable pistons for a rebuild.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh-strength aluminum alloy construction\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves for optimal seal\u003c\/li\u003e\n\u003cli\u003e.040 over bore clearance for cylinder refurbishment\u003c\/li\u003e\n\u003cli\u003e77mm diameter matches Ski-Doo 550F specifications\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings and wrist pins\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Ski-Doo 550F fan-cooled snowmobiles\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine rebuilding for Ski-Doo 550F sleds\u003c\/li\u003e\n\u003cli\u003eOverbore cylinder applications to extend engine life\u003c\/li\u003e\n\u003cli\u003eRestoring performance for recreational snowmobiling\u003c\/li\u003e\n\u003cli\u003eWinter trail riding maintenance\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\u003e77mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverbore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSki-Doo 550F Fan Cooled\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 What is the bore size of these piston kits? \u003cstrong\u003eA:\u003c\/strong\u003e The bore size is 77mm with a .040 overbore, designed for Ski-Doo 550F fan-cooled engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Are these piston kits compatible with all Ski-Doo 550F models? \u003cstrong\u003eA:\u003c\/strong\u003e These kits are intended for Ski-Doo 550F fan-cooled sleds; confirm your specific model's compatibility before ordering.\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":44949795995734,"sku":"SZ1F15141","price":263.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_08f6e188-17fc-45af-9941-280f1eabfb74.jpg?v=1781399368","url":"https:\/\/www.solidspare.com\/products\/2-spi-040-over-bore-piston-kits-for-ski-doo-550f-sleds-550-fan-cooled-77mm","provider":"Solid Spare","version":"1.0","type":"link"}