PSTN KT YZ125 GP 54MM 22

ArmorGlide® skirt coating reduces friction and noise for more horsepower potential Endurance and high rpm Each piston is electra-coated on the dome, ring groove, and pin bore, for maximum wear resistance and protection from micro-welding, galling and detonation GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression Engineered, forged, and machined in the USA Kit includes piston, ring(s), wrist pin and circlips