Wheel studs, often called tire bolts, are threaded metal rods, typically made of steel, that protrude from the wheel hub, usually through the brakes. Their main purpose: Securing the wheel to the hub.

Rarely will you find anyone who knows that the 4X was originally intended for both 400 and 455ci engines, had large and small intake valves, threaded and pressed-in rocker studs, paired and ...