La description
Tracker Series™ Piston KitForged piston crown with generous valve pockets for big valves and camsPrecision-fit rings selected for each application for ultimate sealingForce-fed pin oiling provides enhanced lubrication of the piston pinPressure seal groove reduces ring lifting and power lossArmorGlide® skirt coating reduces friction, providing quieter operation and improving scuff resistanceValued-packaged with two pistons, rings, piston pins and circlipsPiston is made in the USARequires aftermarket EFI tuner on fuel injected models.
Also fits Twin Cooled "Rushmore" cylinder heads.
Recalibration is required.
Kit Includes:
• 2x Tracker Series™ Pistons
• 2x VM-Ring Packages
• 2x Piston Pins
• 4x Circlips