PISTON KIT 09-11 KTM400 EXC 95, FORGED WOSSNER 8806DA

Description

Wossner 95mm Bore Piston Kit (PN 8806DA) is designed for KTM EXC400 models from 2009 to 2012. This forged piston provides superior strength and efficient heat transfer, ensuring durability and optimal engine performance. Its elliptical design creates a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Manufactured in Germany, this piston meets OEM compression standards.

Features

• High-strength forged piston for enhanced durability
• Optimized heat transfer for improved performance
• Elliptical design prevents piston collapse and ensures even load distribution
• Manufactured in Germany

Specifications

• Bore: 95mm
• Actual diameter: 94.95mm
• Display (cm³): 398
• Stroke (mm): 55.50
• Clearance (mm): 0.05
• Compression Ratio: OEM
• OEM Compression Ratio: 11.10:1
• Dome Volume (cm³): -0.20
• Compression Height (mm): 22.80

Cross-Reference OEM Part Numbers

• Lock: CW19
• Pin: WP071
• Ring Set: 950ADS-2

Vehicle Fitments

• KTM EXC400 (2009-2012)