Wossner 70.75mm 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: 70.75mm


• Actual Bore Diameter: 70.69mm


• Displacement: 246 cm³


• Stroke: 64.00mm


• Clearance: 0.06mm


• Wossner Compression Ratio: 2-stroke


• OEM Compression Ratio: 12-stroke


• Compression Height: 32.80mm


• Lock Part Number: CW18


• Pin Part Number: WP033


• Ring Set Part Number: RSB7075

Cross-Reference OEM Part Numbers

• Part No: 56-W485+075.WO


• Wossner Part No: 8159D075

Vehicle Fitments

• Suzuki RM250 (1982 - 1985)