However, it might be time to inspect and replace the spark plug wires if your engine idles roughly, stalls upon starting, ...

Or maybe not. Either way, don't panic when this happens to you; there's a good chance all you need is a new spark plug. And, even if you don't need one, you should change it anyway. Spark plugs ...

NAGOYA--In a spark of inspiration, auto engine parts maker NGK Spark Plug Co. here decided to change its name to something more compatible with the global push for environmentally friendly cars.