VintCo PSU02-2.5 is a piston kit for 1977-1980 Husqvarna CR390 and WR390 models. Designed for vintage 2-stroke engines, this kit includes the piston, rings, pin and clips, and is produced using modern materials and manufacturing techniques for OEM-style fitment and performance. The piston is forged, manufactured in Germany, and a wrist pin bearing is available separately. Additional size options are also available.

Features

• Complete piston kit with piston, rings, pin and clips
• Suitable for vintage 2-stroke Husqvarna CR390 and WR390 models
• Produced for OEM-style fitment and performance
• MoS2-coated to aid running-in
• Wrist pin bearing sold separately
• Additional size options available
• Manufactured in Germany

Specifications

• VintCo Part Number: PSU02-2.5
• Piston type: Forged
• Nominal size: 85.5 mm
• Oversize: +2.5 mm
• Measured size: 85.42 mm
• Clearance: 0.08 mm

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