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Speedy Bill
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Crankshafts

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Crankshafts
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Crankshafts

If you want you engine to really "crank" out some serious power, drop in a performance crankshaft from Speedway Motors!  We carry only the best brands like Callies and Scat in a wide range of strokes for whatever application you're working on.  No matter if you're looking for a one or two piece main seal, or cast or forged steel, we've got you covered.  Not sure what you need?  Our award winning techs can help you get the perfect crankshaft for your car at a price that can't be beat.

Crankshafts

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Featured Products
  • Product Rating: 5.00 Stars
    $159.99
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    New, hi-tech fatigue resistant 80-60-06 cast steel crank with near forged steel endurance. All journals are ground and polished to exacting tolerances. Superior quality stock replacement crank at a value price.

    • IMCA southern sport mod legal (Drilled only on the first rod throw)
    • Angle oil shot holes 
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  • Product Rating: 4.00 Stars
    $199.99
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    Scat's hi-tech, fatigue resistant 80-60-06 cast steel cranks have near forged steel endurance at a value price! Designed to replace stock cranks that have seen better days. Perfect for stock or mildly built engines.

    • For 2-piece rear main blocks
    • Precision ground and micro polished
    • Internally Balance
    • IMCA southern sport mod legal (Drilled only on the first rod throw)
    • Angle oil shot holes 
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  • No Reviews
    $639.99
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    This forged crankshaft from Manley Performance is great for IMCA RaceSaver and other classes that require a 48-50 pound crankshaft. The 4320 non-twist forging design allows for internal balance.  For Small Block Chevy applications.

    Includes:

    • 2 piece rear main seal
    • OEM "appearing"
    • Not drilled on second/third rod throws
    • No knife edge or undercut
    • 48 - 50 lbs total weight 

    Specs:

    • 3.480" stroke
    • 5.700" min rod length
    • 2.450" main journal diameter
    • 2.100" rod journal
    • 1800 gram bob weight
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  • No Reviews
    $179.99
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    New, hi-tech fatigue resistant 80-60-06 cast steel crank with near forged steel endurance. All journals are ground and polished to exacting tolerances. Superior quality 383 stroker crank at a stock replacement price.

    For blocks with 2-piece rear main seals.

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  • No Reviews
    $179.99
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    These high-tech fatigue resistant 80-60-06 cast steel one-piece rear main crankshafts feature near forged strength with cast economy. Designed to replace stock cranks that have seen better days. For stock or mildly built engines.

    • For 1-piece rear main blocks 
    • Precision ground and micro polished
    • Internally balanced
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  • No Reviews
    $279.99
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    Scat's hi-tech, fatigue resistant 9000 material cast steel cranks have near forged steel endurance at a value price! A perfect way to increase cubic inches on mild to moderate street or race engines.

    • For 2-piece rear main blocks
    • Aero-wing counterweights increase horsepower by reducing windage
    • Straight shot oil holes
    • Lightening holes in all rod throws
    • Precision ground and micro polished
    • Internally balanced
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    $799.99
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    SCAT’s 4340 standard weight crankshafts will give you strength and reliability to dominate the competition. With SCAT’s premium non-twist forgings, machined to exact specifications, big and reliable cubic inches can be made. Correct weight to work for most 305 engines and features 2 piece rear main seal.

    • Designed & engineered at SCAT
    • Precision ground & micro polished
    • Heat treated & ion nitrided
    • Straight shot & chamfered oil holes
    • Lightening holes & large radii on all journals
    • 2.10" rod journal diameter
    • 5.70" rod length
    • 3.480" stroke
    • 2 piece rear main seal.
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  • No Reviews
    $749.99
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    These Scat flathead cranks are made from series 9000 material which is the strongest cast material known. Shot peened, ground and micro-polished to original specs. Uses 1949-1953 bearings.

    • Rod Length: 7.000"
    • Rod Pin: 2.138"
    • Internal balance
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$179.99 $149.99
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$979.99
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$639.99
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$825.99
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Product Rating: 4.00 Stars
$199.99
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$639.99
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$749.99
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Product Rating: 5.00 Stars
$159.99
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$1,129.99 $999.99
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$799.99
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$399.99
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$399.99 $299.99
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$399.99 $279.99
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$179.99 $149.99
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$825.99
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$229.99
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$399.99 $299.99
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$229.99
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$399.99
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$639.99
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$749.99
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$229.99
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$639.99
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$639.99
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$899.99 $599.99
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$179.99 $139.99
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$639.99
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In Stock
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Garage Sale
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$179.99 $139.99
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In Stock
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$229.99
In Stock In Stock
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In Stock
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$639.99
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