Tire Valve Stems, Pressure Relief Valves, & Valve Stem Caps
Tire valve stems and valve stem caps are probably the most overlooked items on a race car. Valve stems should be inspected whenever the tires are off, and valve stem caps should be given a quick check whenever tire pressures are checked.
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These lightweight, aluminum, tire pressure relief valves allow you to set a desired tire pressure while the valves automatically vent excess pressure as you race.