The Wossner K8767D400-4 piston kit is a +4.00mm oversize forged piston set developed for Kawasaki ZX10R Turbo models from 2008 to 2010. With an 80.00mm bore and a lowered compression ratio of 10.0:1, this kit is specifically engineered for high-performance turbocharged applications. Manufactured in Germany, the set includes four pistons along with all necessary components for installation.

Features

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  Forged high-performance pistons with skirt coating

  
  


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  Elliptical design ensures balanced heat expansion and load distribution

  
  


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  Designed for optimal combustion chamber heat transfer to cylinder walls

  
  


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  Lowered compression ratio suitable for turbocharged engines

  
  


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  Includes piston pins, clips, and rings

  
  

Specifications

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  Bore size: 80.00mm (+4.00mm oversize)

  
  


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  Measured bore: 79.94mm

  
  


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  Display displacement: 998 / 1051 cm³

  
  


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  Stroke: 55.00mm

  
  


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  Clearance: 0.06mm

  
  


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  Compression ratio: 10.0:1

  
  


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  OEM compression ratio: 12.7:1

  
  


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  Dome volume: –9.30 cm³

  
  


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  Compression height: 22.70mm

  
  


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  Quantity: 4 pistons per kit

  
  


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  Made in Germany

  
  

Cross-Reference OEM Part Numbers

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  Part No. 56-W9872.400.WO

  
  


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  Clip: CW17

  
  


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  Piston Pin: WP090

  
  


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  Ring Set: 800XAS

  
  

Vehicle Fitments

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  Kawasaki ZX10R Turbo 2008–2010