Somewhere along the way, "100,000 miles" became the universal spark plug expiration date. People repeat it so often that they treat it like a hard deadline. In reality, it's a best-case number for ...

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 ...

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 ...

BHPian Sanidhya mukund recently shared this with other enthusiasts:I seek some advice from learned fellow members about an issue that has been giving me sleepless nights.Background:I own a 2013 ...

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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A simple spark plug change on a Ram Hemi V8 turned into an hours-long nightmare for one frustrated mechanic. His viral Reddit rant about cramped engine bays, impossible fasteners, and a "permanent ...