S&S Cycle Sidewinder 100″ Big Bore Kit – Wrinkle Black Finish for Harley-Davidson Big Twin (1999–2006)

Description

• 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 kits include cylinders, forged pistons, rings, piston pins, clips and gaskets
• Not for use with S&S 79cc heads

Explore more from our collection.