Trying to mix gasoline and diesel in most engines will only lead to problems in the long run. But engineers have found a way for the fuels to coexist.

The inline-6 engine layout has its fans in the gas world, but it's the de facto standard design among diesel aficionados. Hardly surprising, as these engines are less complex than any V layout and ...

Cummins makes some of the best engines, especially for trucking, so it's reasonable to wonder who founded the company and why ...

If you have even a passing interaction with the commercial trucking industry, chances are you're familiar with Paccar. You might not realize it since the company's name isn't as well-known as some of ...

Discover the engineering marvel behind Mazda's Skyactiv-D 2.2 diesel engine, and what lies ahead for diesel fuel. Mazda unveiled the second-generation CX-5 in 2016 and promised buyers they would soon ...

When Rudolf Diesel (yes, really) first conceived of a design for a sparkplugless engine that used heat and compression to ignite fuel in each cylinder, he was chasing a theoretical design premise ...

Diesel engines lack the spark of gas engines, both literally and figuratively. They don't need a spark plug since they ignite the fuel using only compression, but also lack the 'je ne sais quoi' that ...