PISTON KIT HARLEY 3.818" SET/2, WOSSNER K8629DA-2 DAVIDSON, ROAD

This Wossner piston kit is designed for Harley Davidson 1200cc Buell Big Bore applications, including the XB12R Firebolt and XB12S Lightning models from 2004 to 2007. Featuring a standard 3.818" bore and reverse dome configuration, the kit offers a 10.5:1 compression ratio suitable for performance-oriented builds.

Features

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  Forged high-performance pistons (2 pcs), skirt-coated for improved durability and reduced friction

  
  


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  Engineered for efficient combustion heat transfer to the cylinder walls

  
  


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  Elliptical piston design ensures uniform load distribution during thermal expansion

  
  


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  Reverse dome piston shape with a 10.5:1 compression ratio

  
  


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  Manufactured in Germany

  
  


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  Includes rings, clips, and pins

  
  

Specifications

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  Bore size: 3.818" (standard)

  
  


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  Compression ratio: 10.5:1

  
  


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  Piston type: Forged, skirt-coated, reverse dome

  
  


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  Quantity: 2 pistons per kit

  
  


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  Wossner Part Number: K8629DA-2

  
  


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  Alternate Part No: 56-W9962.000.WO

  
  

Vehicle Fitments

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  Harley Davidson 1200cc Buell Big Bore Kit

  
  


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  Harley Davidson XB12R Firebolt, years 2004–2007

  
  


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  Harley Davidson XB12S Lightning, years 2004–2007