M8 Big Bore Pistons 124" 11:1 Comp

Features:

• Premium compression ring for ultimate ring seal
• Napier second ring, taper face with underhook improves oil control
• 3mm Oil ring design for higher tension and enhanced oil control
• Armor X piston coating for reduced wear
• ArmorGlide skirt coating for reduced friction, quieter operation and improved scuff resistance
• Work with OEM and Screamin' Eagle heads