Various spark plug failures, including internal resistor defects, insulator failures, and physical detachment, are causing diverse engine performance issues in aircraft. These failures manifest as ...

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 ...

If a petrol mower drags on the pull cord, fires then dies, runs rough or chews through more fuel than it used to, the spark ...