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 ...

In the past, car parts used to be rather finicky. You had to occasionally adjust the carburetor to ensure your car was getting the right amount of fuel. You had to check the coolant every season to ...

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 ...

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 ...

We earn commissions from purchases you make using links in our articles. Learn more. You don't have to pay a mechanic to change your spark plugs. Giving your engine fresh spark plugs should be part of ...