Spark plugs are integral components for gas-powered internal combustion engines. These diminutive devices create the electric spark that ignites the fuel and air mixture inside your motor. When ...

We earn commissions from purchases you make using links in our articles. Learn more. You don't have to pay a mechanic to change your spark plugs. Giving your engine fresh spark plugs should be part of ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." Swapping out spark plugs is, next to changing your oil, one of the most basic, straightforward bits ...

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 ...