Product Summary

396, 402, 427, 454, 496, 502, 572, Chrome, Steel

    Key Specs

    MFG. Part #9300112C
    BrandSpeedway Motors
    Header Tube TypeFull-length
    Material TypeSteel

    Need To Know

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    These chrome headers are just the ticket for you B/B Chevy guys. They feature 2" primary tubes, 3-1/2" collectors, and must be used with original big block motor mounts to fit properly. Built with surface machined thick steel flanges for a great seal and mandrel bent mild steel tubing.

    Headers come with:

    • installation hardware
    • collector reducers
    • gaskets 
    • instructions


    Applications include, but not limited to:

    • 1965-1970 Impala, Bel Air, Biscayne
    • 1967-1969 Camaro
    • 1968-1974 Nova


    Guides & Documents

    CARB Warning

    For race/ off road use only

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.


    MFG. Part #9300112C
    BrandSpeedway Motors
    Header Tube TypeFull-length
    Material TypeSteel
    Flange StyleStandard
    Primary Tube Diameter2"
    Exhaust Port ShapeRound
    Collector Diameter3-1/2 Inch
    Collector Length9.75"
    Flange Thickness.38"
    Port Height1.83"
    Port Width1.83"
    Drivers Side Dimension A12"
    Drivers Side Dimension B17.5"
    Drivers Side Dimension C37"
    Passenger Side Dimension A9"
    Passenger Side Dimension B17.5"
    Passenger Side Dimension C36"
    Hardware IncludedYes
    Gasket(s) IncludedYes
    Sold in QuantityPair
    Collector Attachment Type3-bolt flange
    Collector Reducers IncludedYes
    Collector Reducer Exit Diameter2.5"