Spark plugs are critical components of any gasoline engine, but since they ignite the compressed mixture of fuel and oxygen millions of times during their lifespan, they eventually cease to fire and ...

Engine behavior changes as spark plugs wear, with symptoms like misfires and rough idling. But what causes them to wear down ...

Removing a broken spark plug can pose a significant risk to the integrity of your engine, particularly in Ford’s 3-valve ...

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 ...