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The number 1 cyl spark plug looks oily, and the others look evenly black. the car runs fine.
The new NRG Power is built to make it easy to access the battery, spark plug and other mechanicals for quick maintenance.
What should my spark plug gap be set to?
The additional electrodes disturb the flow of gases around the spark plug tip and performance may even be reduced.
Replaced all of the spark plug wires and the coil wire, and have n't had the problem since.