Product Description :
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
Made in the U.S.A.
Requires crankcase machining.
Product Name: Big Bore Cylinder Kit
Style: Big Bore
Base Color: Black
Color/Finish: Black / Powder-Coated
Bore Size: 4.125"
Stroke Length: 4-5/8"