How much boost is too much? What about how much torque is too much? Well, the real answer is that it depends, but this 1998 Dodge Ram with a 5.9-liter Cummins diesel might get close to the answer that ...

When Chrysler packaged the Cummins turbodiesel engine in 3/4- and 1-ton Ram pickups in 1989, the light-duty truck market was changed forever. Not only was it radically heavy-duty compared to other ...

The Cummins 6.7L turbo diesel engine entered its fifth generation in 2019. In addition to improved output of up to 400 horsepower and 1,000 pound-feet of torque, the new engine's valve train featured ...