Harley Davidson Screamin Eagle Pro Forged 12:1 Compression Piston Kit

These race-only ultra-high-compression pistons squeeze every bit of power out of the 120R engine.

• Forged from high- strength aluminum, these 12.0:1 compression pistons feature nickel-plated surfaces for enhanced durability, and a special Teflon coating for improved wear resistance required in racing applications
• Theses pistons include state-of-the-art Titanium SST rings to withstand the stresses seen in racing
• Designed to work with the 4-5/8″ Stroker Flywheel only, this complete kit includes pistons, rings, wrist pins and clips

Fits Harley-Davidson Dyna 06-17, Softail 07-17 & Touring models equipped with 4.060″ cylinders and 4-5/8″ Stroker Flywheels. All EFI models require ECM calibration (priced separately). For race application only.