Replica 74 Overhead Valve Piston Set.070 Oversize - V-Twin 11-0223

Replica 3-7/16 inch bore piston set has a 8.5:1 compression ratio and is oversize.070. Piston set includes Hasting rings 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast.

**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)