S&S CYCLE Cylinders with Pistons - Black 10.6:1 CR W/STOCK HEADS 910-0324

Kit includes fitted forged pistons, pins, clips, rings, cylinders, head gaskets, base, and exhaust gaskets 10.9cc dished pistons; 10.6:1 compression ratio w/stock 85cc cylinder heads For use with stock heads or S&S heads with stock bolt pattern 4.625" stroke Made in the U.S.A. Requires crankcase machining.