4.060" Standard Bore.
Forged from high-strength aluminum, these 10.5 to 1 ratio pistons feature nickel-plated surfaces for enhanced durability, and a special Teflon coating for improved wear-resistance required for racing applications
- These pistons include Titanium SST rings to withstand the stresses seen in racing
- Complete kit includes pistons, rings, wrist pins, and clips
Note
Fits Harley-Davidson Dyna '06-17, Softail '07-17 & Touring '07-16 equipped with 4.060 cylinders, 4-5/8" Flywheel & Rod assembly, 110+ Cylnder Heads, MVA Cylinder Heads or ACR Performance Cylinder Heads. Does not fit Twin-Cooled. All EFI models require ECM calibration* (priced separately).
For race application only.