4" Big Bore Bolt-In Sidewinder® Cylinder Kit - 110" - Black Exhausts 125" Standard - 111"/117"/124" Engine

125" Standard - 111"/117"/124" Engine

Rims accept Arlen Ness hub kits

Tappet Assemblies - Hydraulic - Standard - Big Twin '53-'84

Kickflip Seat - Diamond w/ Gripp Tape - Black - XL '10-'22

Removable dB reducer is (J2825 compliant)

4" Big Bore Bolt-In Sidewinder® Cylinder Kit - 110" - Black Exhausts 125" Standard - 111"/117"/124" Engine4" Big Bore Bolt In Sidewinder Cylinder Kit 110" Black Bolt in no machining, balancing or splitting the crankcases; install can be performed with engine still in frame Cast Ductile Iron Sleeve in cast aluminum for superior heat transfer 88" engines are boosted to 100" 96" and 103" engines are boosted 110" 10. 5: 1 compression (w stock 85cc heads) makes for a very streetable and dependable engine that also responds well to performance cams Complete kit