Big bore cylinder kit for 883-1270cc conversion on Sportster models. Increase your horsepower with our V-Twin 1270cc big bore conversion kit. Our kit includes 2 black hi-liter finished cylinders pistons and rings. Cylinders are pre-fitted with a forged piston set with moly rings ready to install. No machining necessary. The finish bore is 3.5995 inch to 3.6005 inch.MC forged pistons have teflon coated tops to aid in a more complete combustion. Final cylinder is done in our 6 position Rottlier honing machine. *NOTE: Includes inchdished inch piston set specifically for 883cc models.
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