WOSSNER 100mm HC PISTON KIT KTM 505 SX-F 2007-2009

Wossner forged piston kit with a 100.02mm bore, designed for KTM SX-F 505 models from 2007 to 2008. Engineered for superior strength and heat transfer efficiency, the piston features an elliptical design to enhance bearing surface uniformity, reducing localized pressure and preventing collapse under heat expansion. Manufactured in Germany for high performance and durability.

Features

• Forged construction for increased strength and durability
• Optimized heat transfer for efficient combustion
• Elliptical design for uniform bearing surface and even thrust load distribution
• Manufactured in Germany

Specifications

• Bore Size: 100.02mm
• Clearance: 0.05mm
• Compression Ratio (Wossner): 13.50:1
• OEM Compression Ratio: 12.50:1
• Dome Volume: +0.30 cm³
• Compression Height: 21.80mm
• Displacement: 449 cm³
• Stroke: 60.80mm

Cross-Reference OEM Part Numbers

• Wossner Part No.: 8725DC
• Lock Part No.: CW20
• Pin Part No.: WP038
• Ring Set Part No.: 1000ADS-2

Vehicle Fitments

• KTM SX-F 505 (2007-2008)

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.