TOP END PISTON KIT 80-80 YAMAHA YZ 125 56mm STANDARD VINTCO KTY06-00

This VintCo top end piston kit is for the 1980 Yamaha YZ125 and is supplied in a standard bore 56 mm configuration for top-end rebuild work. The kit includes a VintCo piston kit with piston, rings, pin and clips, a top end bearing, and a full top-end gasket kit with head, base, intake and exhaust gaskets. Components are produced using modern materials and manufacturing methods for OEM-level fitment and performance. Features include a complete top end rebuild kit, piston, rings, pin and clips, top end bearing, head gasket, base gasket, intake gasket, and exhaust gasket. The piston is forged and MoS2 coated for running-in and is intended for standard bore applications. Specifications include a bore size of 56 mm, piston diameter of 55.94 mm, piston clearance of 0.06 mm, and piston manufacturing origin from Germany. Cross-reference OEM Part Numbers include Piston: 537-11631-02-96, Head gasket: 3R3-11181-00-00, Base gasket: 3R3-11351-01-00, Intake gasket: 3R3-14613-00-00, Exhaust gasket: 3R3-14613-00-00, and Wrist pin bearing: 93310-216L2-00.