Diesels are smelly, smoky and loud, right? Not if my advance trial of Cummins’ new 6.7-liter QSB common-rail diesel is any indication. This marine power plant offers clean, Tier 3 emissions as rated ...

If you've been considering a Ram or Ford heavy-duty truck for your next purchase, you might be wondering about how the 6.7 Cummins and Ford 6.7 Powerstroke compare, and understandably so. These two ...

The amount of horsepower and torque delivered by a stock 6.7L Cummins diesel engine depends on when it was released. The earliest versions of the 6.7 Cummins diesel, introduced around the middle of ...

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 ...

For buyers on the hunt for a trusty diesel-powered pickup truck, the Ram 2500 and 2500 heavy-duty models almost immediately come to mind. Their appeal is clear; both pickups are available with the 6.7 ...