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 ...

Another change was a switch to 24-valves over the previous 12-valve setup which enhanced performance. With improvements made over its lifespan, the third generation Cummins was able to boost ...

Cummins diesel engines have built a reputation for being tough, dutiful, and very reliable. The mid fourth-generation ...

Diesel engines are common in pickup trucks, like the Cummins 6.7- and 5.9-liter engines that power some Ram trucks. Ford and Navistar teamed up to bring the venerable 7.3-liter Power Stroke diesel ...