Beck/Arnley 174-4838 Distributor Cap is a Beck Arnley brand replacement distributor cap. In an ignition system, the distributor cap houses the central contact and routes high-voltage current from the ignition coil to the spark plug wires, enabling proper spark delivery. Identified by the part number 174-4838, this cap serves as the essential top-end component of the distributor for ignition timing and spark distribution.
