A quality set of spark plugs for a Dodge Challenger Hemi V8 runs about $350 in parts, and with gasoline above $4 a gallon the ...

Performing regular maintenance on your vehicle can save you a lot of trouble, and this is especially true for spark plugs if you notice they have oil on them.

As you may know, spark plugs play a very important role inside a gasoline internal combustion engine. Since they are a key player in the combustion event, the chances of them getting degraded are ...

The unexpected pitfalls behind the word 'high performance'-When it comes to automotive spark plugs, standard plugs using ...

Don’t worry, it’s not just you. Everyone dropped their first, or likely fortieth, F-bomb when their dad had them hold the spark plug while he hit the kickstarter on their dirt bike. While it might ...

The spark plugs in a gasoline engine are not universal, one-size-fits-all components. Plugs are made of a variety of materials with different electrode setups and thread configurations, and knowing ...

Spark plugs that haven't been changed for a long time can become one with the cylinder head. Fortunately, it's possible to repair damaged threads instead of scrapping the head. (Photograph by Chris ...

Spark plug indexing won't make much of a difference in your average stock car, but it can have a noticeable impact in ...

We earn commissions from purchases you make using links in our articles. Learn more. You’re likely aware that in order to keep your vehicle running in great shape, you’ll need to replace the spark ...