When most drivers turn the key or press a button to start their vehicle, they’re probably not mentally going through everything that needs to happen in order for their engine to start. And while the ...

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 ...

Simply put, getting the maximum power from any race engine is a function of the temperature, pressure and timing of combustion gases in the cylinder. Since it would be expensive and impractical for ...

A gas engine needs fuel, air, and spark to get its internals chugging along. Take any of these out of the equation and the engine will have a fit. While the automotive industry shifts toward fully ...

For hot rodders, spark plugs are often nothing more than inspection tools that reveal whether an engine is running too rich, too lean, or just right. Street guys look for a nice tannish-brown tint on ...