So you've pulled the spark plugs from your car, motorcycle, or nitromethane-powered phone charger, and they seem dark. Sure, spark plugs, which ignite the fuel-air mixture in engines and make them go, ...

Read a good spark plug lately? We hope so, for your engine's sake. But spark plug reading—the traditional way to check your fuel mixture and monitor other vital conditions in the combustion chamber ...

In the early '70s, Mopar changed the concept of a tune-up with the introduction of the breakerless, capacitor-discharged ignition system. Thus began the evolution of electronic engine controls. since ...

We may receive a commission on purchases made from links. A spark plug isn't just one standard item, and the market is full of different types, materials, and designs. They're each made to run best ...

Don’t worry, it’s not just you. Everyone dropped their first, or likely fortieth, F-bomb when their dad had them hold the spark plug while he hit the kickstarter on their dirt bike. While it might ...