Wiseco Piston Kit Yz250 Std

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GP Series Piston KitEndurance and high rpmEach piston is electra-coated on the dome, ring groove, and pin bore, for maximum wear resistance and protection from micro-welding, galli ng and detonationGP Series parts generally have less machining on the outside, which helps seal up the bore for increased compressionArmorGlide® skirt coating reduces friction and noise for more horsepower potentialKit includes piston, ring(s), wrist pin and circlipsEngineered, forged, and machined in the USA Show more