Spark plugs help you start gasoline engines and glow plugs do the same in diesel engines. But how do they go about providing ...

Gas-powered internal combustion engines need spark plugs to (literally) ignite and complete the combustion stroke, enabling the motor to produce power. They may seem unusual to the untrained eye, but ...

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 ...

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