You own a diesel-powered vehicle and are thinking of giving it a tuneup. But does your diesel even have spark plugs to change? The short answer is no, diesel engines do not have spark plugs. Instead, ...

When you think of four-cylinder engines, chances are, you're thinking of a system where each cylinder uses a single spark plug to ignite the fuel. This would seem to make sense; why go through the ...

You replace your spark plugs fairly often, so it's important to know which ones are superior. Many car owners take the mighty spark plug for granted. It’s a simple yet crucial device that’s ...

Mazda 13B rotary engine in a white Mazda RX-7 engine bay. - TTTNIS/Wikimedia Commons When it comes to unconventional engine design, few exceed the Wankel rotary in terms of weirdness. Despite that, ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

All spark plugs may look the same to the untrained eye. Unfortunately, nothing could be further from the truth. For starters, spark plugs come in many types that are mainly differentiated by the ...

When building a custom engine combination, it becomes a challenge to choose the right spark plugs, since there are often no factory reference points from which to start. And this is much more than ...

Like rotating tires or changing oil, replacing spark plugs is a job that can be easily, and inexpensively, done in the confines of your own home. Although they don’t need maintenance as often as the ...

Spark plugs play a highly significant role in the overall functioning of a vehicle. Without well-functioning spark plugs, a vehicle may not operate properly or at all. This article explains all ...

Oh, your Gen-III Hemi has two spark plugs per cylinder? Cool, cool, but let's up the ante, shall we? Oh, yes, three spark plugs per cylinder, now we're talking! Three-plug engines are to two-plug ...