Wiseco, 883 to 1200 XL conversion piston kit. STD - 86-22 XL883 when converted to 1200cc (NU) 971356 Used on H-D engines to

Used on H-D engines to install an advanced

Constructed from 1

Made from the finest American aerospace quality tool steel

primary cover and more

12-17 Dyna

Wiseco, 883 to 1200 XL conversion piston kit. STD - 86-22 XL883 when converted to 1200cc (NU) 971356 Used on H-D engines to9. 5: 1 compression. Converts your XL883 or XL1100 Sportster, re using your stock cylinders, on 86 03 XL only, to 1200cc. Complete with reversed dome forged pistons, rings, wrist pins and circlips. Will install without modification to cylinder head. Piston weight approximately the same as stock, rebalancing is not necessary. Compression around 9. 5: 1. Tests have shown a 26% power increase on 883 models. Note: For 04 up XL models 1200cc cylinders must