Long Tube Headers for 63-66 Mopar A 273-360 with Reilly Motorsports Coil D454 PERFORMANCE-EXHAUST 5L V8 1970 - 1974

5L V8 1970 - 1974 Buick Riviera Base 455/7

This header back system includes a driveshaft tunnel Hpipe crossover kit for maximum ground clearance even on lowered vehicles

Centerline Length 914 Centerline Length 3 Centerline Length 36 Color Blue Construction 4-Ply Contains Spring No End 1 Inside Diameter 44 End 1 Inside Diameter 1

1974-1977 Chevrolet Camaro 350 CID

7L 8 1984 Pontiac Bonneville LE 350/5

Long Tube Headers for 63-66 Mopar A 273-360 with Reilly Motorsports Coil D454 PERFORMANCE-EXHAUST 5L V8 1970 - 1974Overview: 63 66 A Body Coilover Long Tube Slvr 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