{"product_id":"1270cc-cylinder-and-piston-conversion-kit-black-v-twin-11-1337-evolution-sportster-1986-2003","title":"1270cc Cylinder and Piston Conversion Kit Black - V-Twin 11-1337 - Evolution Sportster 1986-2003","description":"\u003cp\u003eBig bore cylinder kit for 1200-1270cc conversion on Sportster models.\u003c\/p\u003e\n\u003cp\u003eIncrease your horsepower with our V-Twin 1270cc big bore conversion kit. Our kit includes 2 black highlighter finished cylinders pistons and rings. Cylinders are pre-fitted with a forged piston set with moly rings ready to install. No machining necessary. *NOTE: Kit can be used for conversion of 1200cc models to 1270cc only. The finish bore is 3.5995 inch to 3.6005 inch. MC forged pistons have a teflon coated top to aid in a more complete combustion. Final cylinder is done in our 6 position Rottlier honing machine. *NOTE: Includes flat piston set specifically for 1200cc models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e1986-2003\u003c\/td\u003e\n\u003ctd\u003eXL\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e","brand":"V-Twin Manufacturing","offers":[{"title":"Default Title","offer_id":67549357244574,"sku":"11-1337","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1692\/2127\/files\/11-1337a.jpg?v=1791649619","url":"https:\/\/chopcult.com\/products\/1270cc-cylinder-and-piston-conversion-kit-black-v-twin-11-1337-evolution-sportster-1986-2003","provider":"ChopCult","version":"1.0","type":"link"}