Top End Piston Kit 74-76 Yamaha Dt 250 70.5mm 0.5mm Over Vintco KTY40-0.5

Top end piston kit for 1974–1976 Yamaha DT250 models, supplied for a 0.5 mm overbore application. The kit includes a forged piston, cylinder head gasket, cylinder base gasket, intake gasket, exhaust pipe gasket and wrist pin bearing. Kit pricing reflects a 10% reduction compared with purchasing the included items individually.

Features

• Complete top end kit for engine rebuilds
• Includes forged piston
• Coated piston for running-in
• Includes cylinder head gasket
• Includes cylinder base gasket
• Includes intake gasket
• Includes exhaust pipe gasket
• Includes wrist pin bearing

Specifications

• VintCo Part Number: KTY40-0.5
• Nominal piston size: 70.5 mm
• Oversize: 0.5 mm
• Measured piston diameter: 70.44 mm
• Recommended clearance: 0.06 mm
• Piston construction: Forged
• Piston coating: MOS2
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• Cylinder head gasket: 434-11181-00-00
• Cylinder base gasket: 364-11351-01-00
• Intake gasket: 363-13621-01-00
• Exhaust pipe gasket: 214-14613-09-00

Vehicle Fitments

• 1974 Yamaha DT250
• 1975 Yamaha DT250
• 1976 Yamaha DT250