This VintCo piston kit is a replacement assembly for Yamaha DT400 models from 1975-1978 and MX400 models from 1975-1976. Intended for vintage 2-stroke applications, it is manufactured using modern materials and production methods for OEM-style fitment and performance, and includes the piston, rings, pin and clips for installation.

Features

• Complete piston kit including piston, rings, pin and clips
• Suitable for vintage 2-stroke engine rebuilds
• Wrist pin bearing available separately
• Coated for running-in
• Manufactured in Germany

Specifications

• VintCo Part Number: PSY14-0.5
• Piston size: 85.5 mm
• Oversize: +0.5 mm
• Piston type: Forged
• Coating: MoS2
• Piston measurement: 85.42 mm
• Clearance: 0.08 mm

Vehicle Fitments

• 1975 Yamaha DT400
• 1975 Yamaha MX400
• 1976 Yamaha DT400
• 1976 Yamaha MX400
• 1977 Yamaha DT400
• 1978 Yamaha DT400