Wossner forged piston kit with a 100mm bore, designed for Husaberg FC550 and FE550 models. 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: 100mm


• Standard size piston (PN# 8602DA)


• Lock Part Number: CW20


• Pin Part Number: WP038


• Ring Set Part Number: 1000XSY


• Displacement: 549 cm³


• Stroke: 70.00mm


• Clearance: 0.05mm


• Wossner Compression Ratio: 12.50:1


• OEM Compression Ratio: 11.80:1


• Dome Volume: -2.30 cm³


• Compression Height: 23.40mm

Cross-Reference OEM Part Numbers

• Not provided

Vehicle Fitments

• Husaberg FC 550 (2004-2008)


• Husaberg FE 550 (2004-2008)