Callies Performance Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 454, 2.200 Pin, Each 

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Callies Magnum Crankshaft BBO42B-MG

 

  • Balancer Bolt Thread Size
  • 1/2-20 in.
  • Crankshaft Material
  • Forged 4340 steel
  • Crankshaft Snout Style
  • Standard
  • Engine Balance
  • Internal
  • Engine Stroke (in)
  • 4.000 in.
  • Lightened
  • Yes
  • Main Bearings Included
  • No
  • Main Journal Diameter (in)
  • 2.750 in.
  • Quantity
  • Sold individually.
  • Rear Main Seal Style
  • 2-piece
  • Requires Narrow Bearings
  • Yes
  • Rod Bearings Included
  • No
  • Rod Journal Diameter (in)
  • 2.200 in.




    Summit Racing Part Number: CPI-BBO42B-MG

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