Chevy SBC 350 Chevelle Camaro 1967-81 Raw Steel Exhaust Headers They are manufactured from cast

They are manufactured from cast aluminum and are offered with breather holes or without any holes

while blocking out dust

Reproduction Rev Limiter Assembly used on 1970 428 Cobra Jet/SCJ Cars and 1970 Boss 429

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

While the 2

Chevy SBC 350 Chevelle Camaro 1967-81 Raw Steel Exhaust Headers They are manufactured from castIncrease 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.