80 Overhead Valve Piston Set .020 Oversize for Harley Shovelhead

Description

Piston set 3-1/2" bore .020 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."