An insulated cap that fits over the distributor in a gasoline engine and that distributes voltage to the spark plugs.
More example sentences
- Pandas mentions a car engine, which will not work if one removes the fan belt, spark plugs, distributor cap, or any of numerous individual parts.
- Other common problems include faulty spark plugs, an ill-fitting fan belt and a cracked distributor cap.
- A big guy with dirty ginger hair shambled out, a distributor cap trailing ignition wires dangling from his hand.