The Wossner K8247D050-3 piston kit is a +0.50mm oversize forged piston set for Kawasaki triple-cylinder 500cc motorcycles produced from 1969 to 1976. With a 60.50mm bore and two-stroke configuration, these pistons are engineered for reliable performance and optimal thermal efficiency. Manufactured in Germany, this kit includes three pistons and necessary installation components.

Features

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  Forged high-performance pistons with skirt coating

  
  


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  Elliptical design ensures even heat expansion and load distribution

  
  


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  Optimised for efficient heat transfer from combustion chamber to cylinder walls

  
  


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  Designed for two-stroke engine operation

  
  


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  Includes piston pins, clips, and rings

  
  

Specifications

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  Bore size: 60.50mm (+0.50mm oversize)

  
  


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  Measured bore: 60.43mm

  
  


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  Display displacement: 498 cm³

  
  


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  Stroke: 58.80mm

  
  


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  Clearance: 0.07mm

  
  


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  Compression height: 31.90mm

  
  


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  Theoretical weight: 177g

  
  


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  Wossner compression ratio: 2-stroke

  
  


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  OEM compression ratio: 2-stroke

  
  


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  Quantity: 3 pistons per kit

  
  


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  Made in Germany

  
  

Cross-Reference OEM Part Numbers

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  Part No. 56-W9867.050.WO

  
  


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  Clip: CW16

  
  


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  Piston Pin: WP041

  
  


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  Ring Set: RSB6050 x 2 per piston

  
  

Vehicle Fitments

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  Kawasaki 500S 1969–1976

  
  


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  Kawasaki 500 H1 1969–1976

  
  


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  Kawasaki 500 KH 1969–1976

  
  


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  Triple Cylinder Models