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Metallic Ceramic Coated Long Tube Headers 1967-1991 Small Block Chevy Truck/SUV (265-400 c.i.)
InfoVehicle Info Needed
JEGSPART NUMBER: 555-300111

Metallic Ceramic Coated Long Tube Headers 1967-1991 Small Block Chevy Truck/SUV (265-400 c.i.)

$40599$438.49You Save$32.50
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Small Block Chevy
Metallic Ceramic Coated Long Tube Headers
  • 1967-1991 Small Block Chevy Truck/SUV (265-400 c.i.)
  • 4WD
  • Round Port Shape
  • 1-5/8" Primary Tubes
  • 2-1/2" Collector
  • 5/16" Flange Thickness

    Special Exhaust Headers Notes:

    • Due to variations in engine and vehicle configurations, installation of aftermarket headers may require minor modifications
    • Common adjustments include power-steering or A/C bracket relocation, dipstick tube modification, or clearance for steering shaft and clutch linkage
    • Inspect for worn or collapsed motor mounts, and verify clearance for spark plugs, wires, brake lines, and transmission or fuel lines
    • Always test-fit headers before painting or coating to ensure proper alignment and clearance
    • Re-torque after initial heat cycles

    Fits: (all with 265-400 c.i.)
  • 1967-1987 4WD 1/2, 3/4, 1-Ton GM Pickup
  • 1969-1991 4WD K5 Blazer/Jimmy, Yukon, Tahoe

    Automatic Manual
    A/C P/B P/S Column Floor Column Floor
    Y Y Y Y Y N N

    Notes:
  • Will not fit angle plug heads.
  • May require header reducer with O2 fitting.
  • Installation requires left side A/C bracket part number 555-30782. 1979 and later vehicles with short compressors can use the stock bracket.

    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
    BrandJEGS
    Package Height11.0
    Package Width20.0
    Package Length39.0
    Weight28.3 PG
    Part CategoryPerformance Parts
    Header Flange Thickness0.313 in (7.95 mm)
    Header FinishSilver
    Tube DirectionDown Swept
    Cylinder Head Port ShapeRound
    Transmission Mount IncludedNo
    Header MaterialSteel
    Gaskets IncludedYes
    Weld-UpNo
    Collector Attachment3-bolt flange
    Flange StyleStandard
    TunedNo
    Collector Diameter2.5 in (63.5 mm)
    Motor Mounts IncludedNo
    Part FitmentSemi Universal
    Reducers IncludedYes
    Primary Tube Gauge18-gauge
    Header StyleFull-length
    Cross Over Pipe IncludedNo
    Catalytic Converter(S) IncludedNo
    Primary Tube Diameter1.625 in (41.3 mm)
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file

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