If you are the owner of a Ford truck with a three-valve (3V) modular V-8 or V-10 engine built from 2004 thru 2007, you have either faced the misery of broken spark plugs-or you will. The Ford 4.6L, ...

It doesn't matter what type of vehicle you drive or which type of spark plug you're using. If your car has an internal combustion gasoline engine, it has the potential to eject a spark plug — although ...

We may receive a commission on purchases made from links. When it comes to engine care 101, a spark plug replacement — also referred to as a tune-up — is an essential task. Spark plugs, as the name ...

Removing a broken spark plug can pose a significant risk to the integrity of your engine, particularly in Ford’s 3-valve designs. The extraction process can be challenging and, if not handled ...

The requirement to gap spark plugs might not be as common as it once was, but it's still an important bit of maintenance on vintage and modified cars.