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    Doug's Headers

    Headers, Dougs, 1978-88 CH/EC/MC SB, 1-5/8", Tri-Y

    Vehicle Specific fits 7 models
    0 Reviews
    Part# DHD370Y
    You Save $51.96
    Ships direct from manufacturer

    Fitments for a variety of applications

    Doug's headers feature heavy wall construction with 3/8"-thick mounting flanges, ensuring durability and longevity under the most demanding circumstances. All the necessary mounting hardware is included with each set: bolts, gaskets and reducers.


    • DHD305C - 265-400 SB with AC, PB, PS, MT floorshift only 1-5/8" tubes, 3" coll., oval port Application notes: 5, 36, 92, 93, 96 DHOD330 - 265-400 with AC, PB,PS, AT only 1-3/4" tubes/3" coll. SAP Application notes: 92, 205, 209 DHOD318 - 396-502 with AC, PB, PS, AT only 2" Tubes/3-1/2" coll. SAP Application notes: 210 Application footnotes: 5. Shorty design for maximum ground clearance 36. Fits D-Port heads including ZZ4 crate engines 92. Will fit most angle plug heads including factory Chevrolet Bowtie heads 93. Requires removal or modification of locking steering columns if equipped 96. Installation requires use of 79 or later AC compressor bracket and short compressor 205. Will fit 168-tooth flywheel is used with Powermaster mini-starter# 9500/OPG# CH26244 209. One tube each side over frame 210. Must use stock small-block frame stands and motor mounts
    • NOTE: Not CARB Legal.
    • SHIP NOTE: This item exceeds standard size and is exempt from free shipping.
    • SHIP NOTE: This item is SPECIAL ORDER and will be drop-shipped from the manufacturer.
    WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

    Vehicle Fitment

    Make & Model Year Range Application Details
    Buick Grand National 82
    Buick Grand National 84-87
    Buick Regal 78-87
    Buick T-Type 83-87
    Chevrolet El Camino 78-88
    Chevrolet Malibu 78-83
    Chevrolet Monte Carlo 78-88
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