PISTON KIT POLARIS 500 99.20, FORGED WOSSNER 8692DA 3087970

Wossner 99.20mm 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: 99.20mm
• Actual Bore Diameter: 99.14mm
• Displacement: 449 cm³
• Stroke: 64.60mm
• Clearance: 0.06mm
• Wossner Compression Ratio: 12.50:1
• OEM Compression Ratio: 10.80:1
• Dome Volume: +5.20 cm³
• Compression Height: 28.80mm
• Lock Part Number: CW23
• Pin Part Number: WP008
• Ring Set Part Number: 992XSY

Cross-Reference OEM Part Numbers

• 3087970
• 4807M09920
• Part No: 56-W4807.A.WO
• Wossner Part No: 8692DA

Vehicle Fitments

• Polaris Predator 500 (2003 - 2007)
• Polaris Outlaw 500-HC (2006 - 2009)