Product Summary

Chevy Small Block V8, Chassis Header Tube Type, Steel

    Key Specs

    MFG. Part #161V
    Header Tube TypeChassis
    FinishTemporary Paint
    Material TypeSteel

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    Races are won by the guy who gets off the corner best. Torque is what gets your car moving, and the right header is one key ingredient in developing race-winning torque. These high-velocity headers from Schoenfeld are designed to boost torque, and will fit standard-port Small Block Chevy V8s in IMCA-type chassis.

    • High-velocity stepped header design engineered to boost torque
    • Quality construction
    • 1-5/8"-1-3/4" Primary
    • 3-1/2" Collector
    • Gaskets and bolts included

     (There is no "C" dimension for these headers.)



    • For standard-port or Vortec-style Small Block Chevy heads (not "D" port or spread port)
    • Designed for IMCA type chassis
    • 1-5/8" - 1-3/4" stepped primaries
    • 3-1/2 x 8" collector
    • Total length from outer edge of the flange = 18.25"
    • Total length from outside of tube to opposite tube = 17.00"
    • From front of flange to end of collector = 19.5"
    • Collector length = 7.75"
    • From bottom of flange to bottom of header tubes = 6.25"
    • From bottom of flange to top of header tubes = 2.75"



    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 #161V
    Header Tube TypeChassis
    FinishTemporary Paint
    Material TypeSteel
    Flange StyleStandard
    Primary Tube Diameter1-5/8 to 1-3/4"
    Exhaust Port ShapeSquare
    Collector Diameter3-1/2 Inch
    Collector Length7.75"
    Flange Thickness.25"
    Port Height1.44"
    Port Width1.47"
    Header Dimension A19.10"
    Header Dimension B8.05"
    Hardware IncludedYes
    Gasket(s) IncludedYes
    Sold in QuantityPair
    Collector Attachment TypeSlip fit
    Collector Reducers IncludedNo