Chevy SBC 350 IMCA MODIFIED Mild Steel Exhaust Headers - Black They are an economical solution

They are an economical solution to replacing failure-prone stock supports

Speedmaster timing tabs are precision-manufactured and bolt on using your existing timing cover bolts

and use lightening holes in all rod throws

Speedmaster reusable air filter elements utilize a cotton gauze with aluminum mesh construction

They feature larger radius stud fillets for extra strength

Chevy SBC 350 IMCA MODIFIED Mild Steel Exhaust Headers - Black They are an economical solutionIncrease 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.