Wossner Forged Piston Kit 56.50mm Bore – Kawasaki KX125 (1991)

This Wossner forged piston kit is designed for the 1991 Kawasaki KX125, featuring a 56.50 mm bore and a piston diameter of 56.44 mm (+0.50 mm oversize). Engineered for 2-stroke engines, the piston offers superior heat management and structural integrity. Its elliptical shape ensures even load distribution during thermal expansion, reducing localised stress and improving engine reliability. Manufactured in Germany to high precision standards.

Features

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  Forged construction provides enhanced durability and strength

  
  


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  Optimised for effective heat transfer from combustion to cylinder walls

  
  


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  Elliptical design promotes balanced thrust load and reduces stress points

  
  


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  Made in Germany for consistent quality and performance

  
  

Specifications

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  Bore Size: 56.50 mm

  
  


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  Piston Diameter: 56.44 mm

  
  


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  Engine Displacement: 125 cm³

  
  


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  Stroke: 50.60 mm

  
  


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  Clearance: 0.06 mm

  
  


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  Compression Height: 29.50 mm

  
  


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  Compression Ratio: 2-stroke (Wossner and OEM)

  
  

Cross-Reference Wossner Part Numbers

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  Piston Kit: 8108D050

  
  


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  Lock: CW16

  
  


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  Pin: WP036

  
  


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  Ring Set: RSB5650

  
  


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  Rod: P2033

  
  

Vehicle Fitments

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  Kawasaki KX125 (1991)