11-0212 - Replica 1000cc Piston Set .040 Oversize

Replica style 3-3/16 inch bore piston set has a 9:1 compression ratio and is oversize .040. Piston set alloy is cast in a permanent steel mold 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.