PISTON KIT 97-01 CR250 66.40 B, WOSSNER 8001DB HONDA MX

Wossner forged piston kit 8001DB features a 67.41 mm bore size and 66.35 mm actual piston diameter, specifically designed for Honda CR250R models from 1997 to 2001. Engineered in Germany, this piston offers improved thermal transfer, uniform bearing surfaces, and increased resistance to piston collapse. It includes precision-matched components for optimal performance in 2-stroke engines.

Features

• Forged construction for superior strength

• Elliptical design reduces localised pressure and improves thrust load distribution

• Enhanced heat dissipation to cylinder walls

• Manufactured in Germany

Specifications

• Bore Size: 67.41 mm

• Actual Piston Diameter: 66.35 mm

• Display (Displacement): 249 cm³

• Stroke: 70.80 mm

• Clearance: 0.06 mm

• Compression Ratio: 2-stroke (Wossner and OEM)

• Dome Volume: Not specified

• Compression Height: 35.00 mm

• Theoretical Weight: Not specified

Cross-Reference OEM Part Numbers

• Piston Kit: 8001DB

• Lock: CW18

• Pin: WP033

• Ring Set: RSB6640 (x2)

• Rod: P2021

Vehicle Fitments

• 1997 Honda CR250R

• 1998 Honda CR250R

• 1999 Honda CR250R

• 2000 Honda CR250R

• 2001 Honda CR250R