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 ...

No diesel engine on earth is as legendary as a 12-valve Cummins. Not only is the inline-six known for its awesome stock torque figures, but the 1,100 pound iron hulk from Columbus, Indiana has a ...

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

Among engine manufacturers, Cummins is well-known around the globe, with sales that reached $34.1 billion in 2023. The company has come a long way from the first Cummins engine built, and now supports ...

If you know diesel engines, you're already well acquainted with the name Cummins. The Indiana-based manufacturer has been a major player in the diesel realm for more than a century now and, at present ...

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, ...

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 ...

For the first time in company history, Cummins has officially endorsed a fuel additive, recommending two Power Service products, Diesel Kleen + Cetane Boost and Diesel Fuel Supplement + Cetane Boost.

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 ...