Spark plugs are necessary for gas-powered engines. However, they're not all the same, and they can come in different shapes ...

A man changing the spark plug on a lawn mower - Fertnig/Getty Images If you own a gas-powered lawn mower, whether it is a compact push model or a giant zero-turn ride-on, there are a few key ...

The requirement to gap spark plugs might not be as common as it once was, but it's still an important bit of maintenance on ...

If you ever want to start a heated group discussion in a group of auto gear-head DIYers, simply ask what’s the best spark plug to use? As many opinions and reasons will start flying, as if you asked ...

Spark plugs sit at the center of every gasoline engine’s heartbeat, turning fuel and air into the controlled explosions that move your car. When they work properly, you feel smooth power, quick starts ...

The rate at which a spark plug wears out will vary depending on the make and model of the vehicle, the type of engine, driving conditions, and spark plug type. Engines with copper spark plugs ...

In order for any internal combustion engine to function properly, you need three basic things: air, fuel, and spark. Air mixes with the fuel, providing an explosive catalyst. The engine compresses the ...