PISTON KIT 06-09 GASGAS 450 97, FORGED WOSSNER 8638DC

Wossner forged piston kit designed for GasGas HP450 (2006-2012), EC450 (2005-2012), and FES450 (2005-2012) models. Engineered for superior strength and optimal heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany.

Features

• Forged piston for increased strength and durability


• Optimized heat transfer for efficient combustion chamber performance


• Elliptical design for even thrust load distribution and reduced piston collapse


• Manufactured in Germany

Specifications

• Bore Size: 97.02mm


• Actual Bore Diameter: 96.97mm


• Displacement: 443 cm³


• Stroke: 63.40mm


• Clearance: 0.05mm


• Wossner Compression Ratio: OEM


• Dome Volume: -2.80 cm³


• Compression Height: 25.50mm


• Lock Part Number: CW20


• Pin Part Number: WP038


• Ring Set Part Number: 970ADS-2

Vehicle Fitments

• GasGas HP450 (2006-2012)


• GasGas EC450 (2005-2012)


• GasGas FES450 (2005-2012)