You probably know how diesel engines work, but it's one thing to understand the theory and a whole different thing to ...

The once-almighty Mitsubishi Motors may have relegated themselves to building cheap small cars and Nissan-derived crossovers, but it was an indomitable powerhouse of innovation back in the day.

There are many differences between diesel and gas engines, including some less obvious aspects of engine construction, such as cylinder sleeves.

A breakthrough in diesel engineering changed how heavy trucks delivered power, ultimately reshaping torque, gearing, and real ...

When you look at total cost, the 2026 GMC Sierra 1500 Denali with the 3.0-liter Duramax turbo-diesel engine costs less than ...