Spark plug failures, including internal resistor issues, insulator defects, or excessive/no resistance, are a frequent cause of engine operational problems such as high EGT, stumbling, and rough ...

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 ...

Spark plugs play a key role in keeping your engine running, since it's that little jolt of electricity that ignites the fuel/air mixture in a motor's cylinders. And that little spark has to be ...