Pistons - Rings - Cylinders

Deck height is 1.0985" Wristpin diameter is .927" Standard 4.0" bore Piston features a 12.5cc raised dome to achieve a compression ratio of 10.6:1 For 2007-'17 HD CVO 110 engines (except '17 touring models) Compatible...

4.25" stroke length Flat top piston head shape These forged, 4" bore flat-topped pistons are intended for use in S&S 4" bore Super Sidewinder engines as well as other custom 4" bore engines Piston kit includes forged pistons...

These forged, 4" bore flat-topped pistons are intended for use in S&S 4" bore Super Sidewinder engines as well as other custom 4" bore engines 4.5" stroke length Flat top piston head shape Piston kit includes forged pistons...

4.25" stroke length Flat top piston head shape +0.010" bore oversize These forged, 4" bore flat-topped pistons are intended for use in S&S 4" bore Super Sidewinder engines as well as other custom 4" bore engines Piston kit...

These forged, 4" bore flat-topped pistons are intended for use in S&S 4" bore Super Sidewinder engines as well as other custom 4" bore engines 4.5" stroke length Flat top piston head shape +0.010" oversize bore Piston kit...

These forged, 4" bore flat-topped pistons are intended for use in S&S 4" bore Super Sidewinder engines as well as other custom 4" bore engines 4.5" stroke length Flat top piston head shape +0.020" oversize bore Piston kit...

Replacement ring sets for S&S pistons only Rings come as sets for two pistons Made in the U.S.A. Compatible Vehicles Years Make Make Notes 1995-1997 Harley-Davidson Bad Boy FXSTSB 1984 Harley-Davidson Disc Glide...

Cylinders have a stock bolt pattern and are 5.013" in length 4.625" stroke length Bored slightly under nominal size and are not honed Designed for 124" Hot Set Up Kits used in '07-'17 Twin Cams Wrinkle black finish with machined...

Kit includes fitted forged pistons, pins, clips, rings, cylinders, head gaskets, base, and exhaust gaskets 10.9cc dished pistons; 10.6:1 compression ratio w/stock 85cc cylinder heads For use with stock heads or S&S heads with stock bolt pattern ...

All piston kits come with two pistons, rings, wrist pins, and wrist pin keepers For 124" M8 motors 4.375" stroke length Compression ratios listed are approximate and are calculated using the correct length cylinders as specified by...

Piston kit includes set of forged pistons, rings, wristpins, and clips for a complete motor Will fit up to a 4-5/8" stroke Made in the U.S.A.

Piston kit includes set of forged pistons, rings, wristpins, and clips for a complete motor Will fit up to a 4-5/8" stroke +.010" bore oversize Made in the U.S.A.