The requirement to gap spark plugs might not be as common as it once was, but it's still an important bit of maintenance on ...

We firmly believe that sometimes even the longest-tenured hot-rodder should pause for a moment and recognize his or her journey in the hobby; take time to look back to where it all began and think ...

Not all spark plugs are created equal, and knowing which one your car needs can vastly improve your car's fuel economy.

In olden times, part of the ritual of changing your engine's spark plugs was making sure that the gap was set correctly for optimum performance. That is, the distance between the spark plug's center ...

Checking, replacing and maintaining your spark plugs is actually one of the easier and most affordable car-maintenance jobs you can do in the comfort of your own driveway — that is, if you don’t screw ...

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

DEAR CAR TALK: I just changed the spark plugs and the coil bar on my 2014 Chevy Sonic. The engine starts but won't go over 3,000 rpms. Did I do something incorrectly? - Max RAY: I'm going to put my ...

Like rotating tires or changing oil, replacing spark plugs is a job that can be easily, and inexpensively, done in the confines of your own home. Although they don’t need maintenance as often as the ...

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 ...