This VintCo piston kit is intended for vintage Yamaha 250 two-stroke models from 1972 to 1980 and is supplied with the piston, rings, pin and clips. It is manufactured using modern materials and production methods for OEM-comparable fitment and performance, with a forged piston made in Germany and a MoS2 coating to support running-in. This kit is a 70.5 mm, +0.5 mm oversize application, and a wrist pin bearing is available separately.

Features

• Complete piston kit with piston, rings, pin and clips
• Suitable for vintage Yamaha 250 two-stroke applications
• Manufactured with modern materials and production methods
• OEM-comparable fitment and performance
• MoS2 coated to support running-in
• Wrist pin bearing available separately

Specifications

• VintCo Part Number: PSY02-0.5
• Piston size: 70.5 mm
• Oversize: +0.5 mm
• Actual piston measurement: 70.44 mm
• Clearance: 0.06 mm
• Construction: Forged piston
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• 2K7-11636-01-00
• 509-11636-01-00

Vehicle Fitments

• 1972 Yamaha DT2
• 1973 Yamaha DT3
• 1973 Yamaha MX250
• 1974 Yamaha TY250
• 1974 Yamaha DT250
• 1974 Yamaha MX250
• 1975 Yamaha MX250
• 1975 Yamaha TY250
• 1975 Yamaha DT250
• 1976 Yamaha YZ250
• 1976 Yamaha TY250
• 1976 Yamaha DT250
• 1977 Yamaha YZ250
• 1977 Yamaha TY250
• 1977 Yamaha DT250
• 1978 Yamaha YZ250
• 1978 Yamaha IT250
• 1978 Yamaha TY250
• 1978 Yamaha DT250
• 1979 Yamaha YZ250
• 1979 Yamaha IT250
• 1979 Yamaha DT250
• 1980 Yamaha IT250