The gap between the center and side electrodes needs to be an exact distance across; otherwise, your plugs won't fire efficiently. Remember: Gap new as well as old spark plugs, even if the package ...

Before you undertake any of this work, make absolutely sure that you won't damage your car by attempting to fix the spark-plugs. Follow these steps to remove each spark plug: 1. Gently grasp a spark ...

A healthy ignition system is key to a car's overall efficiency and power output. If any of the components that have a hand in lighting off the air/fuel ratio are damaged or worn out, it could mean a ...

Few things disturb us more than the bewilderment of a broken bolt or seized pipe plug in a casting. You’re at a loss for how to get the darned thing out. This is when you have to slow down and come up ...