Worn spark plugs can really hurt performance and fuel economy. Here's how to tell if it's time to replace them to keep your ...

The engine in your car, truck, or crossover operates on the simple principle of capturing the energy from countless tiny explosions created when a mixture of gasoline and air is ignited inside of its ...

Your engine’s spark plugs are one of its smallest and most important, parts. We look at some of the best. The engine in your car, truck, or crossover operates on the simple principle of capturing the ...

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 ...

Yes, they're small, and they all practically look just alike, and even in the best of circumstances you're throwing them away and replacing them every few races, but spending a little time to make ...

Fitting a gasoline-powered car engine with frikkin’ laser spark plugs may seem like one sci-fi step too far, but since it improves the combustion and cleans-up the exhaust, it may be the gas engine’s ...

You might not think about spark plug heat ratings often, so here's a rundown on what that means and how it affects your ...

Thinking that the battery was weak because the car had not been used for several days, Mr. Nam called a nearby battery and ...

As long as the internal combustion engine has existed, engineers have been trying to find better ways of igniting the highly combustable mixture of air and gasoline that powers cars. Everything from ...

Fitting a gasoline-powered car engine with frikkin’ laser spark plugs may seem like one sci-fi step too far, but since it improves the combustion and cleans-up the exhaust, it may be the gas engine’s ...