PISTON KIT 81-83 CR250 66.50, FORGED WOSSNER 8155D050
PISTON KIT 81-83 CR250 66.50, FORGED WOSSNER 8155D050 - Image 2
PISTON KIT 81-83 CR250 66.50, FORGED WOSSNER 8155D050 - Image 3
PISTON KIT 81-83 CR250 66.50, FORGED WOSSNER 8155D050 - Image 4

PISTON KIT 81-83 CR250 66.50, FORGED WOSSNER 8155D050

£144.47

Wossner
Wossner
SKU: 56-W466+P2.WO

Brand: Wossner

Stock: 6

6 in stock

Categories: , ,
Size

66.5mm
Product Type

Pistons & Kits
Product Group

Engine
Catalogue

DIRT
Piston Diameter

66.50
Bore Diameter
Piston Grade
Compression Ratio

PISTON KIT 81-83 CR250 66.50, FORGED WOSSNER 8155D050

The Wossner 66.50mm Bore Piston Kit (Part No. 8155D050) is a high-performance forged piston designed for Honda CR250R models from 1981 to 1983. Engineered for durability and efficient heat transfer, it features an elliptical design to ensure even load distribution, reducing localized pressure and preventing piston collapse. Manufactured in Germany, this piston is specifically designed for two-stroke engines.

Features

  • High-strength forged piston construction
  • Optimized heat transfer for improved combustion efficiency
  • Elliptical design for even thrust load distribution
  • Designed for two-stroke applications
  • Manufactured in Germany

Specifications

  • Bore Size: 66.50mm
  • Actual Bore Diameter: 66.44mm
  • Compression Ratio: Two-stroke
  • OEM Compression Ratio: Two-stroke
  • Displacement: 246cc
  • Stroke: 72.00mm
  • Clearance: 0.06mm
  • Compression Height: 241.20mm (likely incorrect; please verify)
  • Theoretical Weight: Not specified

Cross-Reference OEM Part Numbers

  • Lock P/N: CW18
  • Pin P/N: WP033
  • Ring Set P/N: RSB6650 x2

Vehicle Fitments

  • Honda CR250R (1981-1983)

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