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 ...

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 ...

Switch out a set of old, worn spark plugs to improve your engine's efficiency. By Timothy Dale Published Nov 15, 2023 1:00 PM EST We may earn revenue from the ...

In racing, spark plugs are practically a disposable commodity. Use them for a while and throw them away. If the engine starts acting funny, replace the plugs just in case. It's cheap insurance and ...

Most drivers know that you should change your spark plugs routinely to keep your car's engine running smoothly. However, when it comes to gapping spark plugs, many people may find themselves confused.

You replace your spark plugs fairly often, so it's important to know which ones are superior. Many car owners take the mighty spark plug for granted. It’s a simple yet crucial device that’s ...

For most street engines, it’s a great idea to choose a spark plug with an extended reach tip. These plugs offer the same heat range options but push the spark out a few millimeters closer to the ...