96in. Sidewinder Big Bore Stroker Kit - Black. Fits Big Twin 1984-1999

An S&S 96" 3-5/8" Sidewinder big bore stroker kit is an economical route to a larger displacement engine. This kit contains nearly everying needed to take a stock 80" Evo Big Twin engine up to 96" displacement. This kit includes S&S 3-5/8" bore aluminum Sidewinder cylinders and forged 9.75:1 pistons, a 4-5/8" stroke dynamically balanced S&S flywheel assembly, complete with S&S heavy duty connecting rods and mainshafts, head gaskets, base gaskets, exhaust gaskets.

Tech Tips:-

* Cases must be bored to accept 3-5/8" bore cylinders, and a minor crankcase clearancing operation for the crankpin nut must be performed.

* 1990-1999 Models require # SS33-4148