Replica 1200cc 3-1/2 Piston Set Standard Size - V-Twin 11-2735 - Evolution Sportster 1988-2003

Replica 3-1/2 inch bore piston set has a 9:1 compression ratio and is standard size. Set includes a piston ring set 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: