Cummins engines used in Ram Heavy-duty trucks are famous for making insane performance gains with simple upgrades. Road-going truck owners just need to toe the line and keep their modified diesels ...

Diesel-powered vehicles are usually quite specialized. There was a time when the fuel was really getting pushed, and although many automakers trialed it as a mainstream fuel, the industry — in the U.S ...

Sometimes theory is neat, but sometimes it fails to describe what actually takes place. The theory of internal combustion engines falls into this category, especially with respect to the function of ...

It sounds like an old cliché by now, right? Just do a four-barrel intake and carb swap, and wake up your old, lazy 289ci sloth. But it can’t be quite that simple, can it? Turns out that it may be just ...