Hooker Super Competition Headers - 1.75 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM F-Body / X-Body 1970-81 - Pair Towel - 3 7/16 in

- 3 7/16 in

Full timing retard/control configurability per stage based on RPM or time

GM TPI Fuel Injection

Clamp Down

Steeda was the first to achieve SFI approval on our underdrive pulleys for all 4

Hooker Super Competition Headers - 1.75 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM F-Body / X-Body 1970-81 - Pair Towel - 3 7/16 inHooker Headers Super Comp Header 2117 1HKR Metallic Ceramic Coating Full Length Tube 1. 75 in. x 32 in. OD Collector Size 3 in. OD Collector Length 10 in. Port Shape Same As Port Fits w Angle Plug Heads Long Tube Lengths Long Transition Collectors Monstrous Low Mid Range Torque Keep Top End Horsepower Provides Finest Fit Most Durable Design Available Vehicle Applications: 1977 1977 Pontiac Ventura 1978 1981 Pontiac Firebird 1977 1979 Pontiac Phoenix