Forged .020 9:1 Compression Piston Kit

Wiseco piston set is .020 oversize and has a compression of 9:1. Piston set includes Hasting X rings, 2 wrist pins and 4 circlips. Pistons are forged from high silicone alloy.
**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.