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Nitrous/injector bosses
They feature less than
Engineered for performance and built to last
reduce stretching and prevent the belt from slipping
Specifically designed for naturally aspirated or moderate nitrous applications
Chevy SBC 350 IMCA Racing Exhaust Headers - Black Nitrous/injector bossesIncrease 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.
