There's something oddly satisfying about pulling an old spark plug out of an engine, but what do you do with the plug once it's out? Maybe you're having second thoughts about changing the spark plug ...

Q: Six middle-age guys cruising the Caribbean in a 40-foot catamaran, mooring and anchoring at a variety of harbors, bays and coves in the Dutch and French West Antilles, using our dingy and its ...

Spark plugs are an essential part of a car's ignition system. As the name suggests, they provide a spark of electricity that ignites the fuel and air mixture, and gets the engine up and running.