Read a good spark plug lately? We hope so, for your engine's sake. But spark plug reading—the traditional way to check your fuel mixture and monitor other vital conditions in the combustion chamber ...

Multiple aircraft experienced various spark plug failures, including internal resistor issues, insulator defects, and physical detachment from the engine. These failures led to significant engine ...

We may receive a commission on purchases made from links. Some people have described the Ford 5.4L Triton engine as "one of the worst V8's ever produced." And while it didn't make it onto our list of ...