Chevy SBC 350 1 5/8" Block Hugger Raw Exhaust Headers and quality components are combined

and quality components are combined into a precision-machined compact package

Kits include hardened flat washers for uniform torque and to prevent galling on aluminum intake manifolds

they have hardened stem tips for durability and are swirl-polished

They feature aluminum construction

They feature very precise valve operation

Chevy SBC 350 1 5/8" Block Hugger Raw Exhaust Headers and quality components are combinedThey are designed for stock or mildly modified engines for the value conscious buyer. Made from durable 16 gauge steel, Those Speedmaster headers feature 3 8 in. thick flanges that are heavy enough to maintain header integrity, yet pliable enough to seal each exhaust port. 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