This Wossner forged piston kit with a 54.03mm nominal bore (actual 53.96mm) is a +0.03mm oversize replacement for the Honda RS125 GP models from 1992 to 1994. Built for two-stroke race applications, it offers robust construction and optimised thermal performance to handle high engine demands.

Features

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  Forged piston design ensures superior strength and thermal conductivity

  
  


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  Elliptical profile aids in uniform load distribution under thermal expansion

  
  


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  Manufactured in Germany to high-performance standards

  
  

Specifications

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  Bore Size: 54.03mm (actual 53.96mm)

  
  


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  Stroke: 54.50 mm

  
  


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  Clearance: 0.07 mm

  
  


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  Wossner Compression Ratio: 2 stroke

  
  


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  OEM Compression Ratio: 2 stroke

  
  


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  Compression Height: 30.00 mm

  
  


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  Lock Part Number: CW15

  
  


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  Pin Part Number: WP025

  
  


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  Ring Set Part Number: RSA5400

  
  

Vehicle Fitments

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  Honda RS125 GP 1992

  
  


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  Honda RS125 GP 1993

  
  


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  Honda RS125 GP 1994