Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. This spark plug tester features an innovative dual-socket design, ...

One of the best ways to gain automotive knowledge is simply by asking the two-word question: “What is (a part, theory, thing)?” and locking in the definition after it is given. We’ll take a flier and ...

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 ...

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 ...

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 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 ...

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 ...

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 ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Do you routinely struggle to get your car to start? Are you ...