PISTON KIT 93-02 YZ80 47.00 A, WOSSNER 8188DA YAMAHA MX

Wossner forged piston kit with a 47.00mm bore size (46.95mm actual), specifically designed for Yamaha YZ80 models from 1993 to 2001 with a US bore. Manufactured in Germany, this piston kit features an elliptical design to provide uniform bearing surfaces during thermal expansion, enhancing combustion chamber heat transfer and evenly distributing thrust loads to help prevent piston collapse.

Features

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  Forged piston construction for superior strength and durability

  
  


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  Engineered for effective heat transfer from combustion chamber to cylinder walls

  
  


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  Elliptical design promotes uniform bearing surfaces under thermal expansion

  
  


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  Reduces localised pressure and prevents piston collapse

  
  


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  Manufactured in Germany

  
  

Specifications

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  Bore Size: 47.00mm (actual 46.95mm)

  
  


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  Display Displacement: 82 cm³

  
  


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  Stroke: 47.80mm

  
  


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  Clearance: 0.05mm

  
  


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  Wossner Compression Ratio: 2-stroke

  
  


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  OEM Compression Ratio: 2-stroke

  
  


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  Compression Height: 26.00mm

  
  

Cross-Reference OEM Part Numbers

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  Piston Kit: 8188DA

  
  


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  Lock: CW14

  
  


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  Pin: WP058

  
  


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  Ring Set: RSB4700

  
  


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  Rod: P2008

  
  

Vehicle Fitments

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  1993 Yamaha YZ80

  
  


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  1994 Yamaha YZ80

  
  


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  1995 Yamaha YZ80

  
  


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  1996 Yamaha YZ80

  
  


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  1997 Yamaha YZ80

  
  


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  1998 Yamaha YZ80

  
  


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  1999 Yamaha YZ80

  
  


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  2000 Yamaha YZ80

  
  


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  2001 Yamaha YZ80