11-0321 - 80 Overhead Valve Piston Set .040 Oversize

Piston set 3-1/2 inch bore .040 oversize has a compression of 7:1. 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.