S&S Cycle 70-84 BT 103in Sidewinder Big Bore Stroker Kit - Gloss Black - 91-9140

A S&S 103 in. 3-5/8 in. Sidewinder big bore stroker kit is an economical route to a larger displacement engine. This kit contains nearly everything needed to take a stock 74 in. or 80 in. HD® shovelhead engine up to 103 in. displacement.