The Wossner WO-8001-DA Piston Kit is a premium forged replacement piston designed for selected Honda CR250R two-stroke models. Manufactured from high-quality forged aluminium, this piston delivers exceptional strength, durability and reliability for both competition and recreational riding. Featuring a dual-ring design, it provides excellent sealing, long service life and consistent engine performance.

Vehicle Applications

Honda CR250R: 1997–2001

Specifications

Part Number: WO-8001-DA
Bore Size: 66.40 mm
Piston Diameter: 66.34 mm
Size: Standard
Piston Clearance: 0.06 mm
Ring Configuration: Dual Ring
Piston Ring: RSB6640
Ring Quantity: 2
Wrist Pin: WP033
Wrist Pin Diameter: 18 mm
Circlips: CW18
Compression Height: 38.00 mm
Stroke: 72.00 mm
Connecting Rod Length: 125.4 mm
Replacement Connecting Rod: P2021
Small-End Bearing: N1021
Top End Gasket Kit: C7116

Features

Premium forged aluminium construction
Dual-ring design for excellent sealing and durability
Precision CNC machined for optimum fit
Designed for demanding motocross and off-road applications
Complete piston kit ready for engine rebuilds

Important: Please confirm the part number, piston size and vehicle application before ordering. Professional installation and accurate cylinder measurement are recommended to ensure correct piston-to-cylinder clearance.

Disclaimer: Product images are for illustration purposes only and may differ from the actual product supplied. Vehicle applications and specifications are provided as a guide only. It is the purchaser's responsibility to confirm the part number, dimensions and fitment are correct before installation.