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Hedman Standard Duty HTC Coated Full-Length Headers 1984-91 Chevy Corvette 283-400

500-68446

made in usa

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Standard Duty HTC Coated Full-Length Headers 1984-91 Chevy Corvette 283-400
$532.99
Standard Duty HTC Coated Full-Length Headers
  • 1984-91 Chevy Corvette 283-400
  • 1-5/8" Tube, 3" Collector
  • Free Shipping - Estimated to ship direct from manufacturer on 05/20/25 , pending manufacturer availability. Learn More
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    • Details
    • Without smog injection or injection heads
    • Modification to stock exhaust required to retain catalytic converter
    • Not legal for sale or use in California on pollution-controlled vehicles
    • Must modify rotary A/C bracket
    • Non-EGR equipped

      Emissions Note:

      This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

      CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    Specifications:

    Part Type
    Application
    Automotive
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Collector Attachment
    Ball and socket flange
    Collector Diameter
    3 in (76.2 mm)
    Cross Over Pipe Included
    No
    Flange Style
    Standard
    Gaskets Included
    Yes
    Header Finish
    Silver ceramic coated
    Header Material
    Steel
    Header Style
    Full-length
    Motor Mounts Included
    No
    Package Depth
    39.15
    Package Height
    10.00
    Package Width
    18.25
    Part Category
    Performance Parts
    Part Fitment
    Semi Universal
    Primary Tube Diameter
    1.625 in (41.3 mm)
    Primary Tube Gauge
    18-gauge
    Quantity
    Sold as a pair
    Reducers Included
    Yes
    Shipping Weight
    24.85
    Transmission Mount Included
    No
    Tube Direction
    Down Swept
    Tuned
    No
    Vendor Part Number
    68446
    Weld-Up
    No
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    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.