VT#: 11-9885

Wiseco standard piston kit includes Hastings X rings, 2 wrist pins and 4 circlips. Piston set is standard size with a 9.5:1 compression. For a 3.498" bore. Pistons are forged from a high silicone alloy.
**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.

XL Sportster® 1986-2003

2009-Up models must use 1200CC XL cylinders.