- Forged piston crown with generous valve pockets for big valves and cams
- Precision-fit rings selected for each application for ultimate sealing
- Force-fed pin oiling provides enhanced lubrication of the piston pin
- Pressure seal groove reduces ring lifting and power loss
- ArmorGlide® skirt coating reduces friction, providing quieter operation and improving scuff resistance
- Valued-packaged with two pistons, rings, piston pins and circlips
- Piston is made in the USA
- Requires aftermarket EFI tuner on fuel injected models. Fits '11-'15 Screamin' Eagle cylinder heads. Drop in kit for '10-'14 103 Cubic Inch Twin Cam. Recalibration is required. Kit Includes: • 2x Tracker Series™ Pistons • 2x VM-Ring Packages • 2x Piston Pins • 4x Circlips
Compression Ratio Imperial: 10.5:1
Bore Size: 3,875"
