Long Tube Headers for 64-77 GM F/A Body 396-502 BBC 1-3/4in Primary D313-B
Long Tube Headers for 64-77 GM F/A Body 396-502 BBC 1-3/4in Primary D313-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:
64-77 GM F & A Body BBC Long Tube Black
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. This fitment is tailored for popular aftermarket engine swap kits. Doug's engine swap headers were developed to solve common fitment issues in tight spaces, making your swap process smoother. No more guesswork or modifications needed - just straightforward installations that save you time and frustration.
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: 3.0 IN
- Collector Port Diameter: 3.0 IN
- Color: Black
- Cylinder Head Port Shape: SAP
- 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: Round
- Primary Tube Outside Diameter: 1.75 IN
- Primary Tubing Diameter: 1.75 IN
- Prop 65 (C, R or CR): CR
- Prop 65 Yes/No: Yes
- Sheen Level: Matte
- Title: Doug's Long Tube Header 64-77 GM F & A Body 396-502 BBC 1 3/4" Primary 3" Collector Black Hi Temp Coated D313-B
- Tube Wall Thickness: 16 GU
- Part Number: D313-B
Applications:
- 1968-1969 Chevrolet Biscayne 427 CID
- 1968-1969 Chevrolet Biscayne 396 CID
- 1970-1972 Chevrolet Biscayne 402 CID
- 1970-1972 Chevrolet Biscayne 454 CID
- 1969-1969 Chevrolet Brookwood 396 CID
- 1969-1969 Chevrolet Brookwood 427 CID
- 1970-1972 Chevrolet Brookwood 402 CID
- 1970-1972 Chevrolet Brookwood 454 CID
- 1968-1968 Chevrolet Chevy II 396 CID
- 1969-1969 Chevrolet Kingswood 427 CID
- 1969-1969 Chevrolet Kingswood 396 CID
- 1970-1972 Chevrolet Kingswood 454 CID
- 1970-1972 Chevrolet Kingswood 402 CID
- 1965-1967 Chevrolet Chevelle 396 CID
- 1970-1972 Chevrolet Chevelle 402 CID
- 1970-1972 Chevrolet Chevelle 454 CID
- 1968-1969 Chevrolet Bel Air 396 CID
- 1968-1969 Chevrolet Bel Air 427 CID
- 1970-1974 Chevrolet Bel Air 454 CID
- 1970-1972 Chevrolet Bel Air 402 CID
- 1967-1969 Chevrolet Camaro 396 CID
- 1969-1969 Chevrolet Camaro 427 CID
- 1970-1972 Chevrolet Camaro 402 CID
- 1968-1969 Chevrolet Caprice 396 CID
- 1968-1969 Chevrolet Caprice 427 CID
- 1970-1976 Chevrolet Caprice 454 CID
- 1970-1972 Chevrolet Caprice 402 CID
- 1966-1970 Chevrolet El Camino 396 CID
- 1970-1975 Chevrolet El Camino 454 CID
- 1970-1972 Chevrolet El Camino 402 CID
- 1968-1969 Chevrolet Impala 396 CID
- 1968-1969 Chevrolet Impala 427 CID
- 1970-1976 Chevrolet Impala 454 CID
- 1970-1972 Chevrolet Impala 402 CID
- 1965-1967 Chevrolet Malibu 396 CID
- 1973-1975 Chevrolet Malibu 454 CID
- 1970-1974 Chevrolet Monte Carlo 454 CID
- 1970-1972 Chevrolet Monte Carlo 402 CID
- 1969-1969 Chevrolet Nova 396 CID
- 1970-1972 Chevrolet Nova 402 CID
- 1970-1971 Chevrolet Nova 454 CID
Emissions:
- This Product is LEGAL for Closed Course Competition use or Pre-Emissions Controlled Vehicles ONLY. It is Not Legal for use on any Emissions Controlled Vehicle for Street or Off Highway use.
Instructions:
Fitment Notes:
- Big block frame stands and motor mounts required for proper fit.
- Does not fit with power glide transmission.
- Will fit OE Suspension and Detroit Speed and Engineering front subframes on 68 Nova with rack steering
- 1970-72 Camaro Models with 402 CID must use Floor Shifter
Payment & Security
Payment methods
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