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Competition Headers 396-502 Chevy Big Block V8
InfoVehicle Info Needed
HOOKER HEADERSPART NUMBER: 520-2454

Competition Headers 396-502 Chevy Big Block V8

$39995
3 left in stock
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$13796
Painted Long Tube Headers for 1968-1974 Big Block Chevy/GMC Trucks

555-30059

Painted Long Tube Headers for 1968-1974 Big Block Chevy/GMC Trucks

$26199

Chevy/GMC Truck & Van Chevy Big Block
Competition Headers
  • 396-502 Chevy Big Block V8
  • 1973-74 Blazer, Suburban, Jimmy, Yukon 2WD
  • 1968-74 1/2, 3/4, & 1 Ton Truck 2WD
  • 1.75'' x 30'' Primary Tubes
  • 3'' x 8'' Collector
  • Black Painted

    Applications Continued:

    • 1968-74 Van/Class A Motorhome

       

      Footnotes:
    • One tube over the frame on passenger side.
    • Applications with oxygen sensors use reducers 555-30012.
    • Accessory Compatibility:
    • Power Steering - Yes, drivers side mounting requires installation of provided spacer
    • Power Brakes - Yes
    • Air Conditioning - Yes, must modify factory bracket
    • Smog Pump - Yes, requires modification of injection tubes

      Transmission Compatibility:
    • Manual Column Shifter - No
    • Manual Floor Shifter - Yes
    • Automatic Column Shifter - Yes
    • Automatic Floor Shifter - No

      Included Items Note: Bolts and Gaskets Included, Reducers required

      Port Shape: SAP

    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
    BrandHOOKER HEADERS
    Package Height12.25
    Package Width16.0
    Package Length42.5
    Weight39.4 PG
    Part CategoryPerformance Parts
    Header FinishPainted
    Tube DirectionDown Swept
    Bolts/Studs IncludedYes
    Cylinder Head Port ShapeRound
    Transmission Mount IncludedNo
    Gaskets IncludedYes
    TunedNo
    Motor Mounts IncludedNo
    Primary Tube Gauge16-gauge
    Header StyleFull-length
    Cross Over Pipe IncludedNo
    Primary Tube Length30 in (762 mm)
    QuantitySold as a pair
    Header MaterialSteel
    Tube MaterialMild Steel
    Weld-UpNo
    Collector Attachment3-bolt flange
    Flange StyleStandard
    Collector Diameter3 in (76.2 mm)
    Part FitmentSemi Universal
    Reducers IncludedNo
    ApplicationAutomotive
    Catalytic Converter(S) IncludedNo
    Primary Tube Diameter1.75 in (44.5 mm)
    Vendor Part Number2454HKR
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file

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    Some parts are not legal for use in California or other states with similar laws / regulations
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