3-5/16" Piston Set .030 Oversize

Piston set with 3-5/16" bore is .030 oversize. Set includes Hasting 3 piece ring, 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.