883 to 1200cc Conversion Kit for 1986-2019 HD® Sportster® Models - Silver Finish
Did you buy a 883 originally and now are looking for more power? Tired of getting beat up at stop lights by your buddies 1200's? Boost any 883cc Sportster to 1200cc. No machine shop? No problem, no machining is needed. No cylinder head modification is required. The dished piston dome keeps compression down to a streetable 9.4:1 with stock 883cc heads. Installing this kit takes the same time as replacing a stock top end. It’s just more fun when you’re done.