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Dynatech Products

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Dynatech Headers continue to be the exhaust leader in all forms of racing and high performance applications. Advances in racing, engineering, and design have allowed Dynatech to continue to lead the pack with their Dynatech Headers and Dynatech Exhaust systems. Find a full selection of Dynatech parts at Speedway Motors!

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    $359.99
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                This dirt late model 604 crate engine header kit features an 80 degree elbow with a 14 inch extension. This kit has flanges that are designed to match the 604 cylinder head port.
    • 1.625" - 1.750" stepped tube with a 3.00" collector
    • Specifically designed for the 604 Crate Engines
    • 1 year warranty
    • Machined surfaced flanges
    • Constructed of 17 gauge tubing
    • Fits: American Made, Barry Wright, Bullitt, Morris, Rocket, Swartz, and others with a 2-5/8" offset

     

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    $4.99
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                Dynatech® 02/Pan E-Vac 18mm plug for the U-weld kit that features an 18mm threaded bung that accepts a standard O2 sensor found on EFI applications. 

    One plug required per collector.

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  • Product Rating: 5.00 Stars
    $5.99
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    Dynatech® has a wide variety of header bolts to fit your heads.

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    $25.99
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                Dynatech® has introduced a convenient and clutter-free way to mount the OEM air conditioning compressor on your small block Chevy. Kit includes bracket and two mounting bolts.
            
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    $6.99
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                This features a U-weld 18mm threaded bung that will also accept a standard O2 sensor found on EFI applications.

    One weld bung required per collector.

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    $574.99
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    These modified stainless steel race headers are engineered for use with 604 Crate Engines. They are specially designed for Beakbuilt and Wahl chassis.

    • Beakbuilt and Wahl chassis
    • Stainless steel for increased header life
    • TIG Welded
    • Triple-step long tube design
    • 9" long  collector
    • 3" collector outlet diameter
    • Gaskets and bolts inclduded
    • Accomodates raised and offset engine positions
    • Laser cut flanges with 604 crate port design 
    • 44.211 lbs
    • 40"x21"x16"

    Header Dimension Chart

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    $574.99 $499.99
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    These headers are garage sale priced because they have some dings and small dents from shipping. 

     No Warranty, No Returns On Garage Sale Items

    These modified stainless steel race headers are engineered for use with 604 Crate Engines. These headers are specially designed for Shaw, Hoffman, and Dirtworks chassis.

    Shaw, Hoffman, and Dirtworks chassis.
    • 1" Raised
    • Shaw, Hoffman, and Dirtworks chassis
    • Stainless Steel for increased header life
    • TIG Welded
    • Triple-step long tube design
    • 9" long  collector
    • 3" collector outlet diameter
    • Gaskets and bolts inclduded
    • Raised and offset engine positions
    • Laser cut flanges with 604 crate port design 
    • 44.211 lbs.
    • 40"x21"x16"

    Header Dimension Chart

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                Sound Performance. Size S-3XL.
            
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$4.99
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$257.99 $215.99
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$139.99 $131.99
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$170.99 $135.99
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$303.99
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$19.99 $18.99
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$13.99
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$545.99 $314.99
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$1,975.99 $1,499.99
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$89.99
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$659.99 $642.99
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$5.99
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$51.99 $28.99
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$72.99 $68.99
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$137.99 $129.99
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$546.99 $542.99
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$16.99 $15.99
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$329.99 $299.99
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$170.99 $169.99
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$349.99 $329.99
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$312.99 $309.99
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$81.99 $79.99
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$349.99 $329.99
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$15.99
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$28.99
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$215.99 $202.99
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$22.99 $21.99
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$635.99
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$642.99
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