Spark plugs come in many different types, but they also have many different heat ranges. Here's what that means, as well as why you should care about it.

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 ...

'Forget the musclecar era, this is the golden age of horsepower. Never in the history of high performance has it been easier and less expensive to make killer power. Face it, 500 hp is the new 400 hp, ...

Add Yahoo as a preferred source to see more of our stories on Google. When an air-fuel charge burns inside an engine's cylinder, some of the heat that is produced gets absorbed by the spark plug. The ...

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 ...