Wossner forged piston kit with a 96mm bore, designed for the Honda CRF450R model. Engineered for optimal combustion chamber heat transfer and uniform bearing surface under heat expansion, reducing localized pressure and piston collapse. Manufactured in Germany for durability and precision.

Features

• Forged piston for superior strength and design


• Optimized heat transfer to cylinder walls


• Elliptical design for uniform bearing surface and even thrust load distribution


• Manufactured in Germany

Specifications

• Bore: 96mm


• Standard size piston (PN# 8607DA)


• Lock Part Number: CW19


• Pin Part Number: WP037


• Ring Set Part Number: 960ADS-2


• Rod Part Number: P4026


• Displacement: 449 cm³


• Stroke: 62.10mm


• Clearance: 0.04mm


• Wossner Compression Ratio: OEM


• OEM Compression Ratio: 11.90:1


• Dome Volume: -1.70 cm³


• Compression Height: 24.00mm

Cross-Reference OEM Part Numbers

• 13110-MEN-730


• 4820M09600

Vehicle Fitments

• Honda CRF450R (2004)