WISECO Piston Kit - 56.00 mm - Yamaha 900M05600

Piston Kit - 56.00 mm - Yamaha 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, ArmorGlide® skirt coating reduces friction and noise for more horsepower potential, Kit includes piston, ring(s), wrist pin and circlips, Engineered, forged, and machined in the USA