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 of a car heavily depends on spark plugs, given their role in igniting the mixture of air and fuel in the combustion chamber. A top-notch spark plug ensures that your engine runs smoothly ...

Owning a car involves regular maintenance to ensure it runs efficiently and safely. Knowing when to replace major components can prevent breakdowns and extend your vehicle’s lifespan. This guide will ...

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 ...

While working with our 4.6 GT open-track project car, we came across one of those "gotcha" situations begging for a bit of explanation. Admittedly, it's a simple matter of using the correct spark plug ...

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

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 ...

If there is a component on a Pontiac engine that gets little or no thought, it's the spark plug. We refuse to spend much money or time on them, but unless your Pontiac is powered by a GM diesel, the ...