Somewhere along the way, "100,000 miles" became the universal spark plug expiration date. People repeat it so often that they ...

The difference between tapered and gasket seat spark plugs comes down to how they seal an engine, and using the wrong type ...

One of the best ways to gain automotive knowledge is simply by asking the two-word question: “What is (a part, theory, thing)?” and locking in the definition after it is given. We’ll take a flier and ...

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 ...

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 ...

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 ...

If there is a component on a Pontiac engine that gets little or no thought, it's the spark plug. We refuse to spend much money or time on them, but unless your Pontiac is powered by a GM diesel, the ...

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View post: What $28K Actually Buys You on a Used Lexus IS Right Now (Spoiler: Not the V6 You Wanted) Autoblog may receive a share from purchases made via links on this page. Pricing and availability ...