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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
They're designed with performance in mind
Reproduction Rev Limiter Assembly used on 1970 428 Cobra Jet/SCJ Cars and 1970 Boss 429
Speedmaster has already done the work for you
Those Speedmaster headers feature 3/8 in
capable of withstanding valve spring load
Ford SB 289 302 351 Windsor Mustang 1979-93 Chrome Exhaust Headers They're designed with performance inIncrease 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.
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