Long Tube Headers for 70-81 GM F Body 75-79 X Body 265-400 SBC D326-B charging-and-starting-systems Mercury Bobcat (1975-1976)

Mercury Bobcat (1975-1976)

9L V8 1980 Dodge D300 Base 360/5

7L V8 1985 Chevrolet C30 Scottsdale 379/6

8 V6 1983 - 1984 GMC Caballero 231/3

Long Tube Headers for 70-81 GM F Body 75-79 X Body 265-400 SBC D326-B charging-and-starting-systems Mercury Bobcat (1975-1976)Overview: 70 81 GM F 75 79 X Body SBC Long Tube Black Coat 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