KB PERFORMANCE PISTON SET STD

KB Performance, XL883 piston kit. STD

Standard replacement piston set. Stock 9.0:1 compression ratio. Piston weight 253gr. Piston pin weight 77gr. Head type: Flat top / Dome +1.2cc. Compression height 1.210". Bore 3.00" / Stroke 3.812". Rod length 6.926" / Cyl. length 4.650". Comes with T6 heat treated 390 Hypereutectic cast pistons with 16% silicone levels which enables running a very tight clearance for longevity and hardly any piston noise. Note: Top compression ring will need additional clearance. See instructions.

Fits: > 86-20 XL883