Not all spark plugs are created equal, and knowing which one your car needs can vastly improve your car's fuel economy.

The holes on the prongs of your electrical plugs may look random, but there's a clear reason they were created and why they ...

The US uses two standard electrical plug types: Plug Type A and Plug Type B. Both have two parallel pins for power, while the latter has an additional grounding pin for safety. But if you look closely ...

Spark plugs are necessary for gas-powered engines. However, they're not all the same, and they can come in different shapes ...