This VintCo piston kit is a complete standard-bore replacement assembly for 1973-1975 Yamaha RD250 models. Designed for vintage 2-stroke applications, it includes one piston with rings, pin and clips, and is manufactured using modern production methods for OEM-style fitment and performance. The piston is MoS2 coated to assist with running-in, while the wrist pin bearing is available separately.

Features

• Complete piston assembly
• Includes piston, rings, pin and clips
• Suitable for vintage 2-stroke Yamaha RD250 applications
• Manufactured using modern materials and manufacturing techniques
• MoS2 coating assists during running-in
• Wrist pin bearing sold separately
• Additional size options available

Specifications

• VintCo Part Number: PSY17-00
• Item Category: Piston Kits
• Nominal bore size: 54.0 mm
• Standard size: 53.93 mm
• Clearance: 0.07 mm
• Forged piston
• Country of manufacture: Germany

Vehicle Fitments

• 1973 Yamaha RD250
• 1974 Yamaha RD250
• 1975 Yamaha RD250