Wiseco piston set is standard size and is for a 3-1/2" bore. Piston set has a compression of 8.5:1 and includes rings.

VT No: 11-9945
Wiseco piston set is standard size and is for a 3-1/2" bore. Piston set has a compression of 8.5:1 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.
Fits:
XL 1986-UP
UOM: 1 - EA
Country of Origin: USA

Manufacturer: Wiseco
2018 Catalog pages: 860

2017 Catalog Page: 860

V-Twin Manufacturing Part Number: 11-9945
Manufacturer: Wiseco
Manufacturer Part Number: K1723

Harley-Davidson & Indian OEM Cross Reference Part Numbers:            

Replacement Items:
11-9759 - 3-7/16" Wiseco Piston Ring .060 Oversize

Detailed Instructions: CLICK HERE!