{"product_id":"std-piston-ring-tx440-for-polaris-tx-440-1976-1980-snowmobile","title":"Std Piston Ring TX440 for Polaris TX 440 1976-1980 Snowmobile","description":"\u003ch2\u003eStd Piston Ring for Polaris TX 440\u003c\/h2\u003e\u003cp\u003eThis standard piston ring is made for the Polaris TX 440 snowmobile engine used from 1976 through 1980, identified by the TX440 designation, and is intended to restore compression in a rebuild.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis standard piston ring for Polaris is a top-end sealing component for the TX 440 engine built between 1976 and 1980. The ring seats in the piston groove to seal combustion pressure against the cylinder wall, helping the TX440 twin run cleanly at trail speeds. It suits riders and rebuilders refreshing a vintage Polaris 440 top end.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eStandard size ring for stock bore cylinders\u003c\/li\u003e\n\u003cli\u003eDesigned to seat in the piston ring groove of the TX 440\u003c\/li\u003e\n\u003cli\u003eRestores compression lost to worn or stuck rings\u003c\/li\u003e\n\u003cli\u003eSuited to routine top-end service intervals\u003c\/li\u003e\n\u003cli\u003eSingle ring supplied for one piston\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris TX 440, 1976-1980\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end refresh on vintage Polaris trail sleds\u003c\/li\u003e\n\u003cli\u003eCompression recovery before a season of riding\u003c\/li\u003e\n\u003cli\u003eRebuilds where the cylinder remains at stock bore\u003c\/li\u003e\n\u003cli\u003eCollector snowmobile maintenance and 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\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTX440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Displacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle\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 How many rings do I need for a TX 440 twin? \u003cstrong\u003eA:\u003c\/strong\u003e A twin-cylinder engine needs one ring per piston unless the piston uses more than one groove. Check your piston design and order the matching quantity.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I fit a standard ring in a bored cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, standard rings are sized for stock bore cylinders only. If the cylinder has been bored oversize, choose a ring matched to that bore.\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":51116615139414,"sku":"OO1C21807","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_eb61be3e-9282-4ad9-bffd-97d29b6a9149.jpg?v=1794482363","url":"https:\/\/www.solidspare.com\/products\/std-piston-ring-tx440-for-polaris-tx-440-1976-1980-snowmobile","provider":"Solid Spare","version":"1.0","type":"link"}