Spark plugs sit at the center of every gasoline engine’s heartbeat, turning fuel and air into the controlled explosions that move your car. When they work properly, you feel smooth power, quick starts ...

A worn or broken plug end on a small appliance can be easily replaced with a little know-how, a screwdriver and a wire stripper. Step 1: With the appliance unplugged, use scissors or wire cutters to ...

Chrysler's 5.7-liter HEMI engine is one of the most iconic Mopar engines of all time. A lot of factors contribute to the 5.7 HEMI's power and performance, but one of its most interesting ...