This top end piston kit is for the 1975 Yamaha YZ80 and includes a forged piston made in Germany with an MOS2 coating for break-in, along with the required top-end gaskets and a wrist pin bearing. Kit pricing includes a 10% discount compared with purchasing the items individually.

Features

• Complete top end piston kit
• Forged piston
• MOS2 coating for break-in
• Includes cylinder head gasket
• Includes cylinder base gasket
• Includes reed valve gasket
• Includes 2 intake gaskets
• Includes exhaust pipe gasket
• Includes wrist pin bearing

Specifications

• VintCo Part Number: KTY21-1.5
• Piston size: 48.5 mm
• Oversize: 1.5 mm
• Piston diameter: 48.45 mm
• Clearance: 0.05 mm
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• Cylinder Head Gasket: 598-11181-00-00
• Cylinder Base Gasket: 367-11351-01-00
• Reed Valve Gasket: 3VM-13621-00-00
• Intake Gasket: 248-13556-71-00
• Exhaust Pipe Gasket: 3MT-14613-00-00

Vehicle Fitments

• 1975 Yamaha YZ80