Billet aluminum throttle body bolts to 4150 type square bore carburetor flange. This one has a progressive linkage and flows 1215 CFM. This one uses a standard GM TPS and stepper IAC valve, both of which are included in the package, as well as a gasket. Black anodized finish. This unit measures just under 2″ tall for clearance with low hood lines, and the other dimensions are redesigned to accept standard 4150-type throttle linkages.
Made in the USA by Accufab. This is their regular 4150 throttle body with our logo engraved on the front plate.