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Wossner  |  SKU: 56-W006+050.WO
New arrival

PISTON 85-88 KTM250 GS 67.00, 8025D050 FORGED WOSSNER KIT

Available from Supplier — dispatched directly

This item is dispatched directly to you by our supplier. Supplier stock is separate from stock held at BTP.

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Regular price
£141.82

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Description

Wossner forged piston kit designed for superior strength and durability. Engineered for optimal heat transfer from the combustion chamber to the cylinder walls. The elliptical design ensures a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features a hard Teflon skirt coating for a precise fit and improved conformability to the cylinder bore.

Features

  • High-strength forged construction for durability
  • Optimized heat transfer for improved engine performance
  • Elliptical design for even load distribution and prevention of piston collapse
  • Hard Teflon skirt coating for a perfect fit and reduced friction
  • Precision manufacturing in Germany
  • Oversize bore +0.50mm

Specifications

  • Bore Size: 67.00mm
  • Actual Diameter: 66.94mm
  • Displacement: 249 cm³
  • Stroke: 71.70mm
  • Clearance: 0.06mm
  • Compression Ratio: 2-Stroke
  • OEM Compression Ratio: 2-Stroke
  • Compression Height: 29.70mm

Included Components

  • Piston: Wossner 8025D050
  • Ring Set: RSB6700
  • C-Clip Set: CW18
  • Pin: WP033

Vehicle Fitments

  • KTM GS 240 (1985-1988)
  • KTM GS 250 (1985-1988)