The Wossner K8247D150-3 piston kit is a +1.50mm oversize forged piston set engineered for Kawasaki 500cc triple-cylinder models from 1969 to 1976. Featuring a 61.50mm bore and two-stroke compatibility, this kit offers excellent heat management and structural integrity. Made in Germany, it includes three pistons and all 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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  Engineered for efficient combustion chamber heat transfer to cylinder walls

  
  


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  Designed for two-stroke engines

  
  


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  Includes piston pins, clips, and rings

  
  

Specifications

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  Bore size: 61.50mm (+1.50mm oversize)

  
  


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  Measured bore: 61.43mm

  
  


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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-W9867.150.WO

  
  


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  Clip: CW16

  
  


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  Piston Pin: WP041

  
  


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  Ring Set: RSB6150 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