A car's ignition system is a complex interplay of electrical pulses firing at the precise right moment, which allows your car's engine to hum along at your command. When it comes to wiring and spark ...

If you consider your spark plugs little more than disposable engine parts to be replaced for every event or two, you're missing out on a valuable engine-tuning tool. Not only can the correct plug ...

The spark plugs in a gasoline engine are not universal, one-size-fits-all components. Plugs are made of a variety of materials with different electrode setups and thread configurations, and knowing ...