Regardless of the type of spark plug used by your car, chances are high that without proper engine maintenance, you could experience spark plug fouling. Fouled spark plugs cause misfires, rough idle, ...

Engine behavior changes as spark plugs wear, with symptoms like misfires and rough idling. But what causes them to wear down in the first place?

Leaning the mixture is an underutilized technique for pilots to significantly improve fuel economy, extend flight endurance, and prevent engine issues like spark plug fouling. Proper leaning optimizes ...