When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...

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 ...

Diesel is one enigmatic fuel. The engine technology was invented by Rudolf Diesel in the early 20th century, and it represented approach to internal combustion. Instead of sparks that cause ignition ...

Godzilla is the Ford swap engine of choice right now. Here are 20 upgrade options that make the 7.3-liter beasts even better. Engine-swapping is taking a powerplant and installing it into a vehicle ...

Far less expensive than its diesel counterpart, the 7.3-liter gas F-250 is still plenty quick and capable.