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.

VT No: 11-0311
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.
Fits:
FL 1941-1977
FX 1971-1977
UOM: 1 - KIT
Country of Origin: Imported

Size: .040
Manufacturer: V-Twin
2018 Catalog pages: 530

2017 Catalog Page: 534

V-Twin Manufacturing Part Number: 11-0311
Manufacturer:
Manufacturer Part Number:

Harley-Davidson & Indian OEM Cross Reference Part Numbers:            

Replacement Items:
11-0180 - 74" FLH Piston Ring Set .040 Oversize
11-0870 - Piston Wrist Pin and Lock Kit
12-0929 - Piston Wrist Pin Lock

Detailed Instructions: CLICK HERE!