74 Overhead Valve Piston Set.020 Oversize - V-Twin 11-0324

Piston set 3-7/16 inch bore.020 oversize has a compression ratio of 10:1. Set includes Hasting 3 piece rings 2 wrist pins and 4 circlips.

**Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings.

Fitment:

Installation instructions (PDF)