{"product_id":"ski-doo-formula-s-380-040-over-pistons-pair-for-ski-doo-1995-1998-snowmobile","title":"Ski-Doo Formula S 380 .040 Over Pistons Pair for Ski-Doo 1995-1998 Snowmobile","description":"\u003ch2\u003e.040 Over Pistons - Pair for Ski-Doo Formula S 380\u003c\/h2\u003e\u003cp\u003eThese .040 over pistons for Ski-Doo Formula S 380 snowmobiles from 1995-1998 replace worn or damaged stock pistons to restore cylinder bore fit and engine compression.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese .040 over pistons for Ski-Doo Formula S 380 machines are sized to fit cylinders that have been bored oversize during a top-end rebuild. The pair works for riders refreshing a 380 twin that has lost compression, scored a piston, or needs a fresh bore after a seize. Sold as a matched pair for the Formula S 380 produced from 1995 through 1998.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e.040 inch oversize bore size for use with rebored cylinders\u003c\/li\u003e\n\u003cli\u003eSold as a matched pair for the 380 twin engine\u003c\/li\u003e\n\u003cli\u003eSuited to top-end rebuilds after cylinder boring or honing\u003c\/li\u003e\n\u003cli\u003eReplaces worn or scored stock pistons to help restore compression\u003c\/li\u003e\n\u003cli\u003eDesigned around the Ski-Doo Formula S 380 engine family\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Ski-Doo Formula S 380, 1995\u003c\/li\u003e\n\u003cli\u003efor Ski-Doo Formula S 380, 1996\u003c\/li\u003e\n\u003cli\u003efor Ski-Doo Formula S 380, 1997\u003c\/li\u003e\n\u003cli\u003efor Ski-Doo Formula S 380, 1998\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuilds on trail ridden Formula S 380 sleds\u003c\/li\u003e\n\u003cli\u003eBore and hone jobs that require oversize pistons\u003c\/li\u003e\n\u003cli\u003eRefreshing engines after a cold seize or piston scoring\u003c\/li\u003e\n\u003cli\u003eSeasonal maintenance on older 380 twin models\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\u003e.040 inch over\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Ski-Doo Formula S 380\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1995-1998\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 Do I need to bore my cylinders before installing these pistons? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, .040 over pistons require the cylinders to be bored and honed to the matching oversize to achieve correct piston to wall clearance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How many pistons come with this order? \u003cstrong\u003eA:\u003c\/strong\u003e This listing supplies a pair of pistons, which covers both cylinders on the 380 twin engine.\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":51146790109270,"sku":"OO1C27324","price":158.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_82e1317c-0972-4dec-a374-2fd6241ba890.jpg?v=1794568798","url":"https:\/\/www.solidspare.com\/products\/ski-doo-formula-s-380-040-over-pistons-pair-for-ski-doo-1995-1998-snowmobile","provider":"Solid Spare","version":"1.0","type":"link"}