PISTON KIT 04-05 CRF250R 78.00, FORGED PISTON KIT 8587DC

Wossner 78.02mm forged piston kit is designed for strength and durability. 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

• Forged construction for enhanced strength and longevity
• Optimized heat transfer for improved engine performance
• Elliptical design prevents piston collapse and ensures even load distribution
• Manufactured in Germany for high-quality standards

Specifications

• Bore Size: 78.02mm
• Actual Bore Diameter: 77.97mm
• Displacement: 249 cm³
• Stroke: 52.20mm
• Clearance: 0.05mm
• Wossner Compression Ratio: OEM
• OEM Compression Ratio: 12.90:1
• Dome Volume: -1.00 cm³
• Compression Height: 18.90mm
• Gasket Part Number: D4004
• Lock Part Number: CW16
• Pin Part Number: WP059
• Ring Set Part Number: 780XAS-2
• Rod Part Number: P4001

Cross-Reference OEM Part Numbers

• Part No: 56-W4829.C.WO
• Wossner Part No: 8587DC

Vehicle Fitments

• Honda CRF250R (2004 – 2005)
• Honda CRF250X (2004 – 2005)