Part Number: 11-0245 Manufacturer: Replica UOM: 1 - KIT Summary:Replica 3" bore piston set is .030 oversize. Piston set includes Hasting rings, 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: XL 1986-2003 Country of Origin: USA