You can (and should) actually read your spark plugs for valuable "clues" about how your engine is operating. To read your spark plugs, follow these steps: 1. When you get the first spark plug out of ...

1 Spark plugs with light tan or gray color deposits usually indicate a sound engine and ignition system. Plugs within this color range can have normal electrode wear of about. 005-to. 008-inch, which ...

In the early '70s, Mopar changed the concept of a tune-up with the introduction of the breakerless, capacitor-discharged ignition system. Thus began the evolution of electronic engine controls. since ...

It might seem like a simple task to some, but spark plugs can often be overlooked during routine maintenance. Checking them is just as important as changing your oil. Not only do fresh, properly ...

An internal combustion engine needs three things to get going: Air, fuel, and spark. The throttle body and intake plenum feed air, while injectors spray the right fuel mix into the combustion chamber.