Replacing your spark plugs is important and usually a fairly simple process, but if they seize in the cylinder heads it's an ...

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

Laser Iridium spark plugs are made by NGK for OEMs. They use a combination of iridium and platinum to increase efficiency and ...

As vehicles continue to advance, some automotive tools are starting to become irrelevant. Here's one that isn't as popular as ...

Spark plug fouling can be caused by dirty injectors or overly-rich fuel/air mixtures. Keeping up with maintenance and ...