Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram ...

Cummins engines have earned a bit of a cult following over the decades — and for good reason. In the U.S., they're the iron workhorses found in everything from pickup trucks to massive semis, and they ...

Not everyone is satisfied with their cars just taking them from point A to point B. For them, it's about the journey ... and the sweet, sweet vrooms along the way. Enter: Reddit. We scoured the ...