This Wossner forged piston kit features a 97.01mm bore size (96.96mm actual), offering a +0.01mm oversize option for Husqvarna 510 models. Designed for engines requiring high thermal and mechanical performance, the piston includes a two-ring configuration and an elliptical profile that distributes thrust loads evenly to prevent piston failure under stress. Made in Germany, it ensures efficient heat transfer and consistent engine performance.

Features

• Forged construction with two-ring setup for strength and reliability

• Elliptical design promotes uniform load distribution during expansion

• Designed for optimal combustion heat transfer to cylinder walls

• Manufactured in Germany

Specifications

• Bore Size: 97.01mm (actual 96.96mm)

• Displacement: 501 cm³

• Stroke: 67.80 mm

• Clearance: 0.05 mm

• Compression Ratio (Wossner): 13.00:1

• Compression Ratio (OEM): 12.90:1

• Dome Volume: -9.20 cm³

• Compression Height: 24.80 mm

• Lock Part Number: CW20

• Pin Part Number: WP029

• Ring Set Part Number: 970XSY

Cross-Reference OEM Part Numbers

• 56-W152.WO.B

Vehicle Fitments

• Husqvarna TC510 (2006–2009)

• Husqvarna TE510 (2008–2010)

• Husqvarna SMR510 (2008–2010)