Harley-Davidson is currently taking 6-8 business days to process our orders. Unfortunately this is having a negative impact on our ability to process your order in a timely manner. Every effort is being made to get your order to you as expediently as possible. We appreciate your patience as we work through processing orders.

Screamin' Eagle High Compression Piston - 4.310" Bore x 4.375" Stroke

List Price: $374.95
Our Price: $318.95
Usually ships within 1-2 business days

Product Details

Developed to work in concert with the Screamin’ Eagle® Milwaukee-Eight® 128CI Stage IV kits, these pistons increase the engine’s compression and deliver impressive gains in torque and horsepower when coupled with those kits.

  • 4.310" Bore x 4.375" Stroke
  • Replacement pistons for 17-later Milwaukee-Eight® models equipped with 128CI Stage IV kits
  • Forged from high-strength aluminum
  • Precision-machined and features coated skirts for a tight-tolerance fit and quieter operation
  • Complete kit includes two pistons, rings, wrist pins and clips

Fitment:

Replacement pistons for '17-later Milwaukee-Eight® models equipped with 128CI Stage IV kits.

Intermountain H-D Part #:

21900101