80 Shovelhead Piston Set.040 Oversize - Wiseco K1617

Wiseco #: K1617

Wiseco piston set is.040 oversize and is for a 3-1/2 inch bore. Piston set has a compression of 7:1 and includes rings.

**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)