BLACK EDITION PISTON KIT TC 103 CID 10.5:1 +.010 COOLED

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