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, ...

If you find that a bumpy road broke off the end of one of your old spark plugs, you should probably call a tow truck. Just don't try to MacGyver your car like I did. The last time I got my car out of ...

If you want to get performance spark plugs in hopes it will increase your car's horsepower, pump your brakes for a second. It ...

If you consider your spark plugs little more than disposable engine parts to be replaced for every event or two, you're missing out on a valuable engine-tuning tool. Not only can the correct plug ...