PISTON KIT 12-13 KTM EXC500 95, WOSSNER 8821DB HUSQVARNA

This Wossner forged piston kit is a +0.01mm oversize component tailored for KTM EXC500 four-stroke engines from 2012 onward. Designed with a hard Teflon skirt coating, it ensures an ideal fit and enhanced conformability to the cylinder bore, delivering consistent performance and durability.

Features

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  Forged piston for superior mechanical strength and durability

  
  


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  Elliptical design provides uniform bearing surface under heat expansion

  
  


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  Optimised for efficient heat dissipation to cylinder walls

  
  


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  Even thrust load distribution helps prevent piston collapse

  
  


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  Hard Teflon skirt coating for enhanced fit and reduced friction

  
  

Specifications

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  Bore Size: 95.01mm

  
  


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  Actual Piston Size: 94.96mm

  
  


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  Display Displacement: 510 cm³

  
  


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  Stroke: 72.00mm

  
  


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  Piston Clearance: 0.05mm

  
  


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  Wossner Compression Ratio: OEM

  
  


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  OEM Compression Ratio: 11.80:1

  
  


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  Dome Volume: -6.80 cm³

  
  


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  Compression Height: 22.80mm

  
  


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  Circlip Part Number: CW19

  
  


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  Pin Part Number: WP071

  
  


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  Ring Set Part Number: 950ADS-2

  
  

Cross-Reference OEM Part Numbers

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  Part No: 56-W925.B.WO

  
  

Vehicle Fitments

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  KTM EXC500 (2012– )