This VintCo piston kit is a standard-bore replacement assembly for 1977-1980 Husqvarna CR390 and WR390 models. Designed for vintage 2-stroke engines, it uses modern materials and manufacturing techniques to provide OEM-equivalent fitment and performance. The kit includes the piston, rings, pin and clips, with the wrist pin bearing available separately. It is a forged piston, manufactured in Germany and finished with a MoS2 coating to support running-in.

Features

• Complete piston kit including piston, rings, pin and clips
• Suitable for vintage 2-stroke Husqvarna CR390 and WR390 models
• Forged piston construction
• MoS2 coated for running-in
• Wrist pin bearing sold separately
• Additional size options available
• Developed to provide OEM-equivalent fitment and performance

Specifications

• VintCo Part Number: PSU02-00
• Bore size: 83.0 mm
• Size: Standard
• Piston measurement: 82.92 mm
• Clearance: 0.08 mm
• Country of manufacture: Germany

Vehicle Fitments

• 1977 Husqvarna WR390
• 1977 Husqvarna CR390
• 1978 Husqvarna WR390
• 1978 Husqvarna CR390
• 1979 Husqvarna WR390
• 1979 Husqvarna CR390
• 1980 Husqvarna WR390
• 1980 Husqvarna CR390