VintCo top end piston kit KTY18-1.0 is a 65.0 mm, 1.0 mm oversize top end kit for the 1979 Yamaha RD400. It includes a forged piston with MoS2 coating for break-in, cylinder base gaskets, an intake gasket, exhaust pipe gaskets and wrist pin bearings for top end service and piston replacement.

Features

• Top end piston kit for Yamaha RD400 applications
• Includes piston
• Includes cylinder base gaskets
• Includes intake gasket
• Includes exhaust pipe gaskets
• Includes wrist pin bearings
• MoS2-coated piston for break-in

Specifications

• VintCo Part Number: KTY18-1.0
• Product type: Top End Piston Kit
• Piston size: 65.0 mm
• Oversize: 1.0 mm over
• Piston diameter: 64.94 mm
• Piston clearance: 0.06 mm
• Piston construction: Forged
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• Piston: 1A1-11638-00-00
• Piston: 2V0-11638-01-00
• Cylinder base gasket: 2V0-11181-10-00
• Cylinder base gasket: 278-11351-11-00
• Intake gasket: 87A-13621-00-00
• Exhaust pipe gasket: 3PA-14613-10-00
• Exhaust pipe gasket: 2V0-14613-10-00

Vehicle Fitments

• 1979 Yamaha RD400