Spark plugs are a key component of your gasoline engine, and they have a key role in the ignition process. How long can you ...

The spark plug in your car and a spark plug on a boat have the same job, but perform it in very different environments. Here's how marine spark plugs stay dry.

Spark plugs might sound small and inconsequential, but neglecting to change them can have serious and expensive repercussions ...

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, ...

The modern HEMI V8 isn't a hemi engine in the true sense of the word, and it uses two spark plugs per cylinder instead of one ...