Top end piston kit for the 1977 Yamaha DT400, supplied in a 0.5 mm oversize 85.5 mm configuration for top-end service work. The kit includes a forged piston with MOS2 coating for break-in, cylinder head, base, intake and exhaust pipe gaskets, and a wrist pin bearing. Kit pricing includes a 10% discount compared with purchasing the items individually.

Features

• Complete top end kit for piston replacement and upper engine service
• Includes piston, cylinder head gasket, cylinder base gasket, intake gasket, exhaust pipe gasket and wrist pin bearing
• MOS2-coated piston for break-in
• Supplied as a kit at a 10% discount compared with individual items

Specifications

• VintCo Part Number: KTY49-0.5
• Nominal piston size: 85.5 mm
• Oversize: 0.5 mm
• Piston measurement: 85.42 mm
• Clearance: 0.08 mm
• Piston type: Forged
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• Cylinder Head Gasket: 500-11181-00-00
• Cylinder Base Gasket: 1M2-11351-01-00
• Intake Gasket: 8Y7-13556-01-00
• Exhaust Pipe Gasket: 214-14613-09-00

Vehicle Fitments

• 1977 Yamaha DT400