This spark plug tester features an innovative dual-socket design, allowing you to test two spark plugs simultaneously. By taking this approach, you can effectively compare the spark intensity of two ...

Simply put, getting the maximum power from any race engine is a function of the temperature, pressure and timing of combustion gases in the cylinder. Since it would be expensive and impractical for ...

Fixing vehicles by throwing parts at them until they run right isn't a very good feeling. It's better to have an idea of what the problem is, if possible, before running to the parts store. Diagnostic ...

Spark plugs are an integral part of your engine, but they need to be replaced every so often. We'll tell you how to find out ...