S&S Cycle 32-2221 – 65-69 BT 84in Stock Bore Stroker KitThe S&S Stock Bore Stroker Kit is an economical way to increase the displacement of your engine. This S&S 84″ stock bore Hot Set Up Kit upgrades 74″ panhead engines to 84″ displacement at approximately 8.4:1 or 7.3:1 compression








