Chevy SBC 350 Chevelle Camaro 1967-81 Raw Steel Exhaust Headers The outer case is made

The outer case is made from 8620 Chrome-Nickel-Moly steel and the case hardened for long life

while blocking out dust

a matching coil cover

Speedmaster Steel main girdles are machined from 1045 steel

While the 2

Chevy SBC 350 Chevelle Camaro 1967-81 Raw Steel Exhaust Headers The outer case is madeIncrease your horsepower and torque for your ride just bolt on these Speedmaster headers! These headers are designed with 3 8 in. thick laser cut flanges and mandrel bent primary tube. If your vehicle is using aftermarket components, parts from other applications, or custom altered parts, then it is the installer's responsibility to verify fitment.