Cummins’ venerable 5.9-liter diesel engine has undergone many revisions. Here are some highlights of each one. What is a ...

Wide range of configurations; towing and hauling ability good for hard commercial duty; available Cummins turbodiesel. See the latest and greatest features of the newly redesigned cars, trucks and ...

Cummins engines were dominant in agriculture long before their debut in heavy-duty trucks. The 12-valve 5.9-liter Cummins I-6 engine was developed and installed in Dodge pickups starting in 1989 ...