This Wossner forged piston kit with a 62mm nominal bore (actual 61.94mm) is designed for ROTAX SWM175 engines produced between 1977 and 1982. Engineered for high durability and thermal efficiency, it supports consistent performance in two-stroke applications.

Features

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  Forged construction enhances strength and longevity

  
  


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  Optimised for effective heat transfer to the cylinder walls

  
  


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  Elliptical design minimises stress concentrations and promotes even load distribution

  
  


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  Manufactured in Germany to precise tolerances

  
  

Specifications

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  Bore Size: 62mm (actual 61.94mm)

  
  


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  Stroke: 57.50 mm

  
  


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  Clearance: 0.06 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: CW18

  
  


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  Pin Part Number: WP040

  
  


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  Ring Set Part Number: RSB6200 x 2

  
  

Vehicle Fitments

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  ROTAX SWM175 1977–1982