Boring plate, stock bore. Included in part # 53-0035 boring fixture kit. Designed for boring stock crankcases of Harley-Davidson Twin Cam 88 engines to accept S&S Super Sidewinder 4 and 4-1/8 inch bore cylinders. S&S Part #: 53-0036
| S&S Cycle | |
| S&S Cycle | Made in the U.S.A. |