Spark Plug Gap Chart. Be sure to use the right spark plug. A spark plug gap gauge is a disc with a sloping edge or with round wires of precise diameters.
Ironically the car manufacturers recommended spark plug gap is not optimal. If you drive your car normally and tune the engine regularly you can increase the spark plug gap by about 0010 for better performance and. The larger the gap setting on the spark plug the higher voltage required for the spark to jump between the contact points.
Lets get right to the facts now.
We sincerely value all of your kudos questions and. In the simplest terms the spark plug gap is referring to the closest point between the spark plug center electrode and the spark plug ground electrode. NGK Racing NGK Standard Part No. If there are trailing numbers after the part number then the gap should be specifically set as per the manufacturers part code designation eg.