Long Tube Headers for 66-70 Ford 390-428 FE Motor 2in Primary D627-B
Long Tube Headers for 66-70 Ford 390-428 FE Motor 2in Primary D627-B is backordered and will ship as soon as it is back in stock.
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Fitment
Fitment
Warranty Information
Warranty Information
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Description
Description
Overview:
66-70 Ford 390-428 Long Tube Black Ctd
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market.
Features:
- 3/8" Thick machined flanges to prevent warping
- Precision formed long transition collectors and long tube design reduces backpressure and increases higher RPM horsepower
- Heavy duty 16-gauge tubing for long life
- Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating
Specs:
- Brand: Doug's Headers
- Collector Attachment: 3-Bolt Flange
- Collector Diameter: 3.5 IN
- Collector Port Diameter: 3.5 IN
- Color: Black
- Cylinder Head Port Shape: Rectangular
- Design: Full-length
- EGT Port: No
- Finish: Hi-Temp Black Coating
- Flange Thickness: 0.375 IN
- Gasket Or Seal Included: Yes
- Gaskets Included: Yes
- Grade Type: Performance
- Header Material: Steel
- Header Style: Full-length
- Material: Steel
- Mounting Hardware Included: Yes
- Oxygen Sensor Port: No
- Port Shape: Rectangular
- Primary Tube Outside Diameter: 2.0 IN
- Primary Tubing Diameter: 2.0 IN
- Prop 65 (C, R or CR): CR
- Prop 65 Yes/No: Yes
- Sheen Level: Matte
- Title: Doug's Long Tube Header 66-70 Ford 390-428 FE Motor 2" Primary 3 1/2" Collector Black Hi Temp Coated D627-B
- Tube Wall Thickness: 16 GU
- Part Number: D627-B
Applications:
- 1966-1969 Ford Fairlane 390 CID
- 1966-1969 Ford Fairlane 427 CID
- 1968-1969 Ford Fairlane 428 CID
- 1967-1970 Ford Mustang 428 CID
- 1967-1969 Ford Mustang 390 CID
- 1968-1968 Ford Mustang 427 CID
- 1967-1970 Mercury Cougar 390 CID
- 1968-1970 Mercury Cougar 428 CID
- 1968-1968 Mercury Cougar 427 CID
Emissions:
- This product is Legal for use on Pre-Pollution Controlled Vehicles. It is legal for use on all vehicles produced Before Emissions Control Regulations were imposed. These are considered Uncontrolled Vehicles and are defined as follows
- 1965 and Older US Manufactured California Certified Vehicles
- 1967 and Older US Manufactured Federally Certified Vehicles
- 1967 and Older Foreign Manufactured Vehicles
Instructions:
Fitment Notes:
- Header design features two primary pipes crossing behind oil pan for improved fit. Originally designed on factory Cobra Jet Super Stock Cars.
- Extremely tight fit between shock towers. Fits better when shock towers are boxed.
- Clutch linkage may need to be modified.
- with Floor Shifter
- 66-69 Fairlane 427/428 with Air Conditioning
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