Long Tube Headers for 70-81 GM F/A Body 396-502 BBC 2in Primary D325
Long Tube Headers for 70-81 GM F/A Body 396-502 BBC 2in Primary D325 is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
Fitment
Fitment
Warranty Information
Warranty Information
Customer service is our top priority and because we value your time and energy we ask you to visit our Contact Us page and reach out so that we may assist you in finding the correct warranty for your product. Please include your name, the name on the order, the order number, and the SKU of the product to ensure the quickest and most accurate response to your inquiry.
Description
Description
Overview:
70-81 GM F & A Body BBC Long Tube Silver
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: 3.5 IN
- Collector Port Diameter: 3.5 IN
- Color: Silver
- Cylinder Head Port Shape: SAP
- Design: Full-length
- EGT Port: No
- Finish: Metallic Ceramic Coated
- 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: 2.0 IN
- Primary Tubing Diameter: 2.0 IN
- Prop 65 (C, R or CR): CR
- Prop 65 Yes/No: Yes
- Sheen Level: Semi-Gloss
- Title: Doug's Long Tube Header 70-81 GM F & A Body 396-502 BBC 2" Primary 3 1/2" Collector Silver Ceramic Coated D325
- Tube Wall Thickness: 16 GU
- Part Number: D325
Applications:
- 1968-1970 Chevrolet Chevelle 396 CID
- 1970-1973 Chevrolet Chevelle 454 CID
- 1970-1972 Chevrolet Chevelle 402 CID
- 1970-1981 Chevrolet Camaro 402 CID
- 1968-1970 Chevrolet El Camino 396 CID
- 1970-1975 Chevrolet El Camino 454 CID
- 1970-1972 Chevrolet El Camino 402 CID
- 1973-1975 Chevrolet Malibu 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.
- Requires removal or modification of locking steering columns if equipped
- Does not fit with power glide transmission
- For use with 396-502 Big Block Chevrolet Engines
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
