This Wossner piston kit is designed for Harley-Davidson 1200 (74 cu. in.) engines, specifically covering FL-FLH Panhead models from 1948–1965 and Shovelhead models from 1966–1977. With a standard bore size of 3.437" and a domed 8.5:1 compression ratio, the forged pistons deliver reliable performance and heat management. Manufactured in Germany, the kit includes two pistons, rings, clips, and pins.

Features

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  Forged high-performance pistons with skirt coating

  
  


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  Optimised for effective heat transfer from combustion chamber to cylinder walls

  
  


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  Elliptical design provides uniform bearing surface during thermal expansion

  
  


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  Even distribution of thrust loads reduces localised stress

  
  


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  Prevents piston collapse under high-stress conditions

  
  


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  Includes pistons, rings, clips, and pins

  
  

Specifications

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  Bore size: 3.437"

  
  


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  Size: Standard

  
  


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  Compression ratio: 8.5:1

  
  


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  Dome type: Domed

  
  


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  Quantity: Kit includes 2 pistons

  
  


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  Country of manufacture: Germany

  
  

Cross-Reference OEM Part Numbers

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  Wossner K8688DA-2

  
  


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  56-W9980.000.WO

  
  

Vehicle Fitments

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  Harley-Davidson 1200 (74 cu. in.) FL-FLH Panhead 1948–1965

  
  


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  Harley-Davidson 1200 (74 cu. in.) Shovelhead 1966–1977