When an air-fuel charge burns inside an engine's cylinder, some of the heat that is produced gets absorbed by the spark plug. The heat is transferred to the engine's coolant, taking a path through the ...

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 ...

Bruce Springsteen said it best when he said, "You can't start a fire without a spark." While spark plugs may not be number one on your conversation hit parade, there is a whole raft of new, "designer" ...

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 ...