All spark plugs may look the same to the untrained eye. Unfortunately, nothing could be further from the truth. For starters, spark plugs come in many types that are mainly differentiated by the ...

If you can't get your engine to start running, a spark plug issue could be the culprit. Faulty or malfunctioning spark plugs can prevent your engine from doing its job correctly (or at all), so ...

A faulty spark plug is one of the most common reasons a motorcycle refuses to start or runs poorly. By identifying symptoms early, removing the plug on a cold engine, cleaning or replacing it ...