Part Number: 11-0311
Manufacturer: V-Twin
UOM: 1 - KIT

Summary:
Piston set 3-7/16" bore .040 over size with compression ratio of 7.5:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut. **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.

Size: .040

Fitment: FL 1941-1977 FX 1971-1977

Country of Origin: Imported