You have to be careful about swapping spark plugs around, but some wrenching enthusiasts might wonder if spark plug wires are ...

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

Spark plugs are essential for gas-powered engines. However, they're not all created equal. Here's what can happen if you use ...

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 ...

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 ...

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A spark plug is a device that delivers electric current from the ignition to the combustion chamber of an engine to ignite the compressed mixture of air and fuel. All motorcycles, including those from ...

We may receive a commission on purchases made from links. Most manufacturers suggest spark plugs (and wires, if you're being thorough) be replaced between 30,000 and 100,000 miles depending on the ...