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Doug's Headers D321

Metallic Ceramic Coated Headers 1967-1974 Big Block Chevy 572 2-1/8" Tube Diameter

Doug's Headers D321

776-D321

Doug's Headers D321 Metallic Ceramic Coated Headers 1967-1974 Big Block Chevy 572 2-1/8" Tube Diameter $916.99
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Estimated ship date 11/27/17 if Ordered Today
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Metallic Ceramic Coated Headers
  • 1967-1974 Big Block Chevy 572
  • 2-1/8'' Tube Diameter
  • 3-1/2'' Collector
  • D-Port Port Shape

  • Doug's Headers D321 Details

    Big Block Chevy - 2-1/8'' Tube Diameter

    Fits:

    • 1967-1969 Camaro
    • 1967-1974 Chevy II, Nova

    Notes:

    • Big block frame stands and motor mounts must be used to insure proper engine location and header fit.
    • Will fit 572 tall deck (10.2'') crate engine or equivalent.

    Emission Code:

    • The product accompanying this document is legal only for off-highway use (except in California or states that have adopted California emission standards), racing use or for use on pre-emission-controlled motor vehicles/motor vehicle engines (pre-1974 domestic vehicles certified to California standards, pre-1974 domestic vehicles certified to federal standards and all pre-1974 foreign vehicles), per the manufacturer's application guide.
    AutomaticManual
    A/CP/BP/SColumnFloorColumnFloor
    N Y Y N Y N Y

    Specifications:

    Gaskets Included
    Yes
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Collector Attachment
    3-bolt flange
    Cross Over Pipe Included
    No
    Cylinder Head Port Shape
    SAP
    Header Finish
    Silver ceramic coated
    Header Material
    Steel
    Header Style
    Full-length
    Motor Mounts Included
    No
    Primary Tube Diameter (in.)
    2
    Primary Tube Gauge
    16-gauge
    Quantity
    Sold as a pair
    Reducers Included
    Yes
    Transmission Mount Included
    No
    Tuned
    No
    Weld-Up
    No
    Collector Diameter (in.)
    3.5
    Flange Style
    Standard
    Manufacturer's Part Number:
    D321

    Every Doug's Header is Tuned with the Proper Tube Size & Length to Efficiently Remove Exhaust Gasses from Each Cylinder

    Headers feature 3/8'' flanges and 16-gauge tubing on passenger car applications. They include all necessary mounting hardware, collector reducers or connection pipes, premium gaskets and detailed instructions. Headers are available in either a Metallic Ceramic Thermal Barrier Coating or a uncoated raw finish. The Metallic Ceramic Thermal Barrier Coating will withstand up to 1400 degree temperatures! This coating is polished which increases corrosion resistance over 60%!

    Features:
  • Thick Flanges Prevent Warping
  • Stitch Welded Ports for Added Strength
  • Machined Sealing Bead Eliminates Leaks
  • Heavy Gauge Tubing for Longer Life
  • Precision-Formed Collectors Reduce Back Pressure
  • CNC Mandrel-Bent Tubing Provides Accurate Fit & Better Flow

    See More Info for Applications Listing

  • D321 - Doug's Headers for GM Passenger Cars is rated 3.0 out of 5 by 1.
    Rated 3 out of 5 by from Doug's Headers D321 Looked very nice however damaged when received and had to go back. Waiting for Jegs to send another set to replace the damaged ones. They aren't packaged very well and easy to damage in shipping.
    Date published: 2014-12-26
    • y_2017, m_11, d_23, h_24
    • bvseo_bulk, prod_bvrr, vn_bulk_2.0.3
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    • loc_en_US, sid_10001_10001_889169, prod, sort_[SortEntry(order=RATING, direction=DESCENDING), SortEntry(order=SUBMISSION_TIME, direction=DESCENDING)]
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