S&S Cycle 36-54 BT 84in Stock Bore Stroker Kit

The S&S Stock Bore Stroker Kit is an economical way to increase the displacement of your engine. This S&S 84 in. stock bore Hot Set Up Kit upgrades 74 in. knucklehead and panhead engines to 84 in. displacement at approximately 8.4:1 or 7.3:1 compression