Made in USA
Standard Duty HTC Coated Shorty Headers 1965-81 Chevy Passenger Car 396, 402, 427, 454, 502
InfoVehicle Info Needed
HEDMANPART NUMBER: 500-66103

Standard Duty HTC Coated Shorty Headers 1965-81 Chevy Passenger Car 396, 402, 427, 454, 502

$91999
ShippingShips on Sep 07, 2026
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GM Cars
Standard Duty HTC Coated Shorty Headers
  • 1965-81 Chevy Passenger Car 396, 402, 427, 454, 502
  • 2" Tube, 3" Collector

    • For 396, 402, 427, 454, and 502 engines 
    • Without smog injection or injection heads
    • Shorty with maximum ground clearance
    • Not legal for sale or use in California
    • Notched flanges for 502 aluminum heads
    • Will not fit 1967-69 Saginaw close ratio P/S with 825 power steering box
    • Modification to stock exhaust required to retain catalytic converter
    • Not applicable or intended for street or highway use (legal only for racing vehicles which may never be used on a highway)Applications
    • 1965-72 Chevy Biscayne
    • 1965-74 Chevy Bel Air & Impala
    • 1966-74 Chevy Caprice
    • 1968-73 Chevy Chevelle
    • 1968-77 Chevy El Camino
    • 1969-72 Chevy Brookwood & Townsman
    • 1970-77 Chevy Monte Carlo
    • 1970-81 Chevy Camaro
    • 1973-74 Chevy Laguna
    • 1973-77 Chevy Malibu

    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

  • Part TypeHeader
    BrandHEDMAN
    Package Height8.9
    Package Width16.5
    Package Length29.3
    Weight26.43 PG
    Part CategoryPerformance Parts
    Header FinishSilver ceramic coated
    Tube DirectionDown Swept
    QuantitySold as a pair
    Bolts/Studs IncludedYes
    Transmission Mount IncludedNo
    Header MaterialSteel
    Gaskets IncludedYes
    Weld-UpNo
    Collector AttachmentBall and socket flange
    Flange StyleStandard
    TunedNo
    Collector Diameter3 in (76.2 mm)
    Motor Mounts IncludedNo
    Part FitmentSemi Universal
    Reducers IncludedYes
    ApplicationAutomotive
    Primary Tube Gauge18-gauge
    Header StyleShorty
    Cross Over Pipe IncludedNo
    Catalytic Converter(S) IncludedNo
    Primary Tube Diameter2 in (50.8 mm)
    Vendor Part Number66103
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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