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Doug's Headers D627-R

Uncoated/Raw Headers 1966-1970 Ford/Mercury 390-428

Doug's Headers D627-R

776-D627-R

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Estimated ship date 09/25/17 if Ordered Today
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Doug's Headers D627-R Uncoated/Raw Headers 1966-1970 Ford/Mercury 390-428 $829.99
Uncoated/Raw Headers
  • 1966-1970 Ford/Mercury 390-428
  • 2'' Tube Diameter
  • 3-1/2'' Collector
  • Rectangular Port Shape

  • Doug's Headers D627-R Details

    Ford 390-428

    Fits:

    • 1966-1970 Fairlane
    • 1967-1970 Mustang
    • 1967-1970 Cougar

    Notes:

    • Will only fit 16 bolt FE cylinder heads with the top four exhaust bolt holes in line. Will not seal properly on heads with the end upper bolts lower than the center bolts.
    • Header design features two primary pipes crossing behind oil pan for improved fit. Originally designed on factory Cobra Jet Super Sotck Cars.
    • Extremely tight fit between shock towers. Fits better when shock towers are boxed.
    • Will not fit Mustang or Cougar with A/C.

    Emission Code:

    • The product accompanying this document is legal only for off-highway use (except in California or states that have adopted California emission standards), racing use or for use on pre-emission-controlled motor vehicles/motor vehicle engines (pre-1974 domestic vehicles certified to California standards, pre-1974 domestic vehicles certified to federal standards and all pre-1974 foreign vehicles), per the manufacturer's application guide.
    AutomaticManual
    A/CP/BP/SColumnFloorColumnFloor
    Y Y N N Y N Y

    Specifications:

    Position
    N/A
    Steering System
    Manual
    Brake System
    Power
    Manufacturer's Part Number:
    D627-R

    All Doug's Headers Have the Proper Tube Size to Efficiently Remove Exhaust Gas From Every Cylinder

    Available raw or with a metallic ceramic thermal barrier, these headers use 16-gauge tubing and 3/8" flanges. The metallic ceramic coating withstands up to 1400° and increases corrosion resistance. Collector reducers or connection pipes, gaskets, and hardware included.

    Features:
  • Thick Flanges Prevent Warping
  • Stitch Welded Ports for Added Strength
  • Machined Sealing Bead Eliminates Leaks
  • Heavy Gauge Tubing for Longer Life
  • Precision-Formed Collectors Reduce Back Pressure
  • CNC Mandrel-Bent Tubing Provides Accurate Fit & Better Flow

  • Does Doug's Headers D627-R fit your vehicle?

    Narrow Results

    1970 FORD MUSTANG

    • CC: 7030
    • Liter: 7.0
    • SubModel: GRANDE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1970 MERCURY COUGAR

    • EngineType: ALL
    • SubModel: BOSS 429

    1970 MERCURY COUGAR

    • EngineType: ALL
    • SubModel: COBRA JET

    1967-1970 MERCURY COUGAR

    • CC: 6391
    • Liter: 6.4
    • SubModel: XR-7
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1966-1967 FORD FAIRLANE

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1970 MERCURY COUGAR

    • CC: 7014
    • Liter: 7.0
    • SubModel: XR-7
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1968 FORD FAIRLANE

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1969-1970 FORD FAIRLANE

    • CC: 6391
    • Liter: 6.4
    • SubModel: 500
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1966-1967 FORD FAIRLANE

    • Liter: 6.4
    • SubModel: 500XL
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1970 FORD MUSTANG

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1970 MERCURY COUGAR

    • CC: 7030
    • Liter: 7.0
    • SubModel: XR-7
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1968 FORD FAIRLANE

    • CC: 6997
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1967 FORD MUSTANG

    • EngineType: ALL
    • SubModel: SHELBY GT-500

    1969-1970 FORD MUSTANG

    • EngineType: ALL
    • SubModel: SHELBY GT-500

    1970 FORD MUSTANG

    • CC: 7014
    • Liter: 7.0
    • SubModel: GRANDE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1970 MERCURY COUGAR

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1970 MERCURY COUGAR

    • CC: 7030
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1968 FORD FAIRLANE

    • CC: 7014
    • Liter: 7.0
    • SubModel: 500
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1967-1969 MERCURY COUGAR

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969 FORD FAIRLANE

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1970 FORD MUSTANG

    • CC: 7030
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1969 FORD MUSTANG

    • CC: 7030
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1966-1967 FORD FAIRLANE

    • Liter: 6.4
    • SubModel: 500
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1968-1969 FORD MUSTANG

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1970 FORD MUSTANG

    • EngineType: ALL
    • SubModel: BOSS 429

    1970 FORD MUSTANG

    • CC: 7030
    • Liter: 7.0
    • SubModel: MACH I
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1968 FORD FAIRLANE

    • CC: 6997
    • Liter: 7.0
    • SubModel: 500
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1970 FORD MUSTANG

    • CC: 7014
    • Liter: 7.0
    • SubModel: MACH I
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1970 MERCURY COUGAR

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )
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