Monster trucks are truly beastly machines. With their wild paint jobs, massive tires, and unmistakable roar, it's impossible not to keep your eyes glued to them as they jump, flip (either on purpose ...

It's no secret that diesel engines aren't nearly as popular in the U.S. as they are in Europe and other markets. Reasons for this range from the disaster that was GM's attempt at diesel engines in the ...

With labels stating "diesel fuel only" and the existence of separate gasoline and diesel pumps, most people know there are distinct differences between gasoline and diesel vehicles that go beyond the ...

Here's the story of perhaps the most legendary diesel engine ever made, the Cummins 5.9L.