What's the average lifespan of a spark plug? Here's how long one should last

Spark plugs are a key component of your gasoline engine, and they have a key role in the ignition process. How long can you ...

Neglecting your spark plugs does more damage than you think

Spark plugs might sound small and inconsequential, but neglecting to change them can have serious and expensive repercussions ...

Spark Plugs Probably Shouldn't Be Made Out Of Pencils, But That's Not Stopping People

Can you really use a pencil to replace the inside of a spark plug? One intrepid group of experimenters decided to find out ...

What Causes Spark Plugs To Turn Black?

Reading spark plugs is becoming a bit of a lost art.
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How Often Should You Change The Spark Plugs In A 5.7 HEMI?

Chrysler's 5.7-liter HEMI engine is one of the most iconic Mopar engines of all time. A lot of factors contribute to the 5.7 HEMI's power and performance, but one of its most interesting ...