Flowtech Long Tube Headers, Chevy BB 396-454, Black Proportioning Valves and Accessories When replacing your rear coil

When replacing your rear coil springs it is a very good idea to check your coil spring retainers on your 1960-72 Chevy and GMC truck that has rear coil springs

Fits: 1963 1964 1965 1966 Chevy

Can be used for both power or manual brake applications

Outlet Sizes to Front: 3/8"-24 and 1/2"-20

Flowtech Long Tube Headers, Chevy BB 396-454, Black Proportioning Valves and Accessories When replacing your rear coilFlowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5 16" flanges with sealing rings for a leak free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance. Collerctor Dia: 3. 50" Port Shape: Round Primary Tube Dia: 1. 875"