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Mopar Performance P5007903

Billet Crankshaft Billet 4340 Steel

Mopar Performance P5007903

312-P5007903

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Estimated ship date 08/28/17 if Ordered Today
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Mopar Performance P5007903 Billet Crankshaft Billet 4340 Steel $4,739.99
Billet Crankshaft
  • Billet 4340 Steel
  • 3.80" Stroke
  • 318/340 Main Journals
  • 2.000" Rod Journals (Use w/ SBC Small Journal Rod Bearings)
  • 6-Bolt GM Rear Flange (Fits Standard Sprint Car U-Joint)

  • Specifications:

    Engine Balance
    Internal
    Rear Main Seal Style
    2-piece
    Crankshaft Material
    Billet steel
    Crankshaft Snout Style
    Standard
    Engine Stroke (in.)
    3.8
    Lightened
    Yes
    Main Bearings Included
    No
    Main Journal Diameter (in.)
    2.5
    Quantity
    Sold individually
    Requires Narrow Bearings
    Yes
    Rod Bearings Included
    No
    Rod Journal Diameter (in.)
    2
    Manufacturer's Part Number:
    P5007903

    Normally used in 410ci Sprint Cars and Dirt Late Models, the Mopar A8 is an aluminum small block racing engine. It must be used with a dry sump oiling system and the gear drive systems shown below.

    A8 Aluminum Block Features
  • Full Bell-Housing
  • Siamese Bore Casting, 318/340 Mains
  • Ductile Iron Cylinder Sleeves with 4.120" Rough Bore
  • 4-Bolt Billet Steel Main Caps (Center 3-Caps)

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