PISTON KIT 04-05 TRX450R HC A, FORGED WOSSNER 8720DA 13.1

Wossner 94.00mm high-compression forged piston kit is designed for enhanced engine performance. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability.

Features

• High-compression design for increased engine performance
• Two-ring design for improved sealing and reduced friction
• Forged construction for enhanced strength and longevity
• Optimized heat transfer for efficient cooling
• Elliptical design prevents piston collapse and ensures even load distribution
• Manufactured in Germany for high-quality standards

Specifications

• Bore Size: 94.00mm
• Actual Bore Diameter: 93.95mm
• Displacement: 450 cm³
• Stroke: 64.80mm
• Clearance: 0.05mm
• Wossner Compression Ratio: 13.10:1
• OEM Compression Ratio: 10.50:1
• Dome Volume: +9.20 cm³
• Compression Height: 26.00mm
• Gasket Part Number: D4009
• Lock Part Number: CW21
• Pin Part Number: WP051
• Ring Set Part Number: 940XSY
• Rod Part Number: P4022

Cross-Reference OEM Part Numbers

• Part No: 56-W4850.A
• Wossner Part No: 8720DA

Vehicle Fitments

• Honda TRX450R (2004 – 2005)