Doug's Headers Black Hi-Temp Coated Headers 1978-87 Big Block Chevy 2" Tube Diameter
776-D318-B
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Big Block Chevy - 2'' Tube Diameter
- 1978-87 Chevelle/Malibu/Monte Carlo 396-502
- Must use stock small block frame stands and motor mounts
- Fits SAP - Same As (cylinder head) Ports
- 3/8" Thick machined flanges
- CNC mandrel bent tubes for accurate fit and better flow
- Precision formed long transition collectors and long tube design that reduces backpressure and increases higher RPM horsepower
- Heavy 16 gauge tubing for durability
- Pre-polished tubes to remove scratches
- Header is finished with a Metallic Ceramic Thermal Barrier Coating polished to a high luster appearance offering corrosion and heat resistance up to 1400 degrees
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 vehicleengines (pre-1974 domestic vehicles certified to California standards, pre-1974domestic vehicles certified to federal standards and all pre-1974 foreignvehicles), per the manufacturer's application guide.
Automatic Manual A/C P/B P/S Column Floor Column Floor Y Y Y Y Y N N
Specifications:
Will these header fit aluminum square port heads
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.