This piston kit is designed for Husqvarna CR400 and WR400 vintage 2-stroke motorcycles, covering CR400 models from 1971 to 1974 and WR400 models from 1974 to 1975. It is manufactured using modern materials and production methods to provide OEM-equivalent fitment and performance, and includes the piston, rings, pin and clips required for installation. A wrist pin bearing is available separately, with additional size options also available.

Features

• Complete piston kit with piston, rings, pin and clips
• Intended for vintage 2-stroke engine rebuilds
• Provides OEM-equivalent fitment and performance
• Wrist pin bearing available separately
• Additional size options available
• Coated to assist running-in

Specifications

• VintCo Part Number: PSU04-1.0
• Piston size: 82.5 mm
• Oversize: +1.00 mm
• Piston measurement: 82.43 mm
• Clearance: 0.07 mm
• Forged piston
• MoS2 coated
• Made in Germany

Vehicle Fitments

• 1971 Husqvarna CR400
• 1972 Husqvarna CR400
• 1973 Husqvarna CR400
• 1974 Husqvarna CR400
• 1974 Husqvarna WR400
• 1975 Husqvarna WR400