S&S 883 TO 1200 CONVERSION PISTON KITS | Sportster

Complete set replacement pistons, standard, 3.500" bore

An economical way to get more out of your 883 Sportster. Use these forged pistons to convert an 883cc engine to 1200cc. Bore the stock 883cc cylinders out to 3 1/2" bore or use 1200cc cylinders. Pistons feature coated skirts for reduced friction during break-in. Pistons also feature a dished domed, so no combustion chamber modifications are needed. It is also not necessary to re-balance your crankshaft. Sold in sets of 2 pistons complete with Moly faced piston rings, circlips, and piston pins. Fits XL 883 1986-2022 and give a 9.4:1 compression ratio. 
Note: The cylinders on models 2009 and later can not be bored to accept these 3 1/2" bore pistons. You will have to order a complete S&S cylinder and piston kit, or 2 new Stock XL 1200 2004-2008 cylinders or a pair of S&S 3 1/2" bore cylinders separately.