You can (and should) actually read your spark plugs for valuable "clues" about how your engine is operating. To read your spark plugs, follow these steps: 1. When you get the first spark plug out of ...

The space, or gap, between the center and side electrodes needs to be an exact distance across; otherwise, your plugs don't fire efficiently. Adjusting the distance between the two electrodesis called ...

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 ...

Today, spark plugs are pretty easy to forget. In new Corvettes, theyseem to last forever. That wasn't the case years ago and, frankly, sparkplugs are often critical when it comes to performance and ...

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 ...