A brutal engine torture test is reigniting debate around Ford’s legendary diesel trucks. From contaminated fuel to extreme ...

Diesel engines, for all their rugged usefulness, can be tremendously polluting. They produce more NOx — nitrogen oxides-based emissions – than gasoline-fed cars, as well as more particulates, aka soot ...

If you ever want to start an argument between diesel enthusiasts, just bring up the topic of the 6.7 Cummins and PowerStroke diesel engines and see the sparks fly. It's a rivalry as old as time itself ...

Ford’s 6.7L Power Stroke and Ram’s 6.7L Cummins have outperformed GM’s 6.6L Duramax in 2026 diesel engine rankings, particularly in torque output. While the latest L5P Duramax boasts 470 horsepower ...

Love it or hate it, this controversial Ford diesel engine is famous for its deafening scream. Discover the mechanical quirk ...