This top end piston kit is designed for the 1977 Yamaha DT400 and supplies the principal components required for a top end rebuild in standard size. The kit includes a forged piston, matched gaskets and a wrist pin bearing, with kit pricing set at a 10% saving compared with purchasing the included items individually.

Features

• Complete top end kit for top end rebuild work
• Includes forged piston
• MOS2-coated piston for break-in
• Includes cylinder head gasket
• Includes cylinder base gasket
• Includes intake gasket
• Includes exhaust pipe gasket
• Includes wrist pin bearing
• Kit price includes a 10% discount over individual items

Specifications

• VintCo Part Number: KTY49-00
• Standard size
• 85 mm nominal size
• Piston diameter: 84.92 mm
• Clearance: 0.08 mm
• Piston manufactured in 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