Diesel truck fans may have heard the legends surrounding the 12-valve Cummins. Found in trucks like Dodge Rams from 1989 to 1998, its fully mechanical fuel system and rugged injectors are celebrated ...

As newer and flashier trucks became available, many people forgot about the older '89 to '93 Dodges. There's no doubt that this early 5.9L Cummins is a workhorse, but can it make power? The answer is, ...

One heavy-duty engine choice transformed a basic pickup into a platform that significantly reshaped diesel performance and ...

While Dodge diesel trucks didn't always have Cummins engines, their shared history dates all the way back to 1989. That's when the inline six-cylinder 5.9-liter Cummins diesel first appeared in Dodge ...

The clearances inside diesel injection system parts are closer than those found in any other technology. The plungers and needle valves in injectors need to fit tightly to ensure precise metering and ...

What happened was this: The new Cummins V-engines made great power, produced superior fuel mileage, were fairly quiet, and met the government's strict '07 emissions guidelines that require the exhaust ...