Spark Plug Failure Analysis #2 Flashover

What is Flashover? Flashover, also known as Carbon Tracking is the phenomenon where the spark is discharged between the terminal nut at the top of the spark plug and the metal shell (the hex section), instead of sparking at the normal centre and ground electrodes at the base of the plug.   What Causes Flashover? … Continue reading Spark Plug Failure Analysis #2 Flashover