Wossner forged piston kit with a 100mm bore, designed for Husaberg FE570 models from 2009 to 2012 with fuel injection. Engineered for strength and optimal heat transfer, the elliptical design ensures uniform bearing surface expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany for high performance and durability.

Features

• Forged construction for enhanced strength and longevity


• Optimized heat transfer for efficient combustion


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


• Manufactured in Germany

Specifications

• Bore Size: 100mm


• Clearance: 0.05mm


• Compression Ratio (Wossner): OEM


• OEM Compression Ratio: 11.80:1


• Dome Volume: +10.50 cm³


• Compression Height: 24.50mm


• Stroke: 72.00mm

Cross-Reference OEM Part Numbers

• Wossner Part No.: 8737DA


• Lock Part No.: CW20


• Pin Part No.: WP038


• Ring Set Part No.: 1000XSY

Vehicle Fitments

• Husaberg FE570 (2009-2012)