Spark plugs may be small, but they play a huge role in how your engine performs. These components ignite the air-fuel mixture ...

Swapping out spark plugs is, next to changing your oil, one of the most basic, straightforward bits of maintenance you can perform on your car. Spark plugs go bad over time, so it's important to keep ...

Changing spark plugs is standard maintenance on gasoline-powered cars. While you could clean and reuse old ones, it's not ...

If your lawn mower runs on gas, then you've got a spark plug tucked inside the engine that plays a bigger role than you might think. Spark plugs are what fire up the engine in the first place. They ...

Spark plugs are small, cylindrical devices that use electricity to trigger combustion of the gas/air mixture in engines, allowing them to start and continue running. They do this by turning incoming ...