What is a 5.9-liter Cummins diesel engine? Well, for hardcore enthusiasts, it's arguably one of the most popular oil-burners ever produced. Cummins engines were dominant in agriculture long before ...

When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...

While Clessie Cummins and business partner William G. Irwin didn't invent the diesel engine, they saw its budding future and in 1919 started Cummins Engine Co. The diesel engine has undergone several ...

You might want to listen up, because Cummins engines have been playing you this whole time. By day? Sure, they look like your average, salt-of-the-earth diesel, hauling freight, towing trailers, and ...

Installing a pump, lines, and a sump on Project Rust Bucket With first-generation Dodges, any time the injection pump is turned up, the stock lift pump becomes woefully inadequate. If the truck is hot ...

It's 2005 and Eric Haugland is standing over the shoulder of an engineer who is in the midst of tweaking a virtual design file for an OE replacement Magnum cylinder head. Haugland works for ...

Produced for the 1969 model year when Kaiser Jeep was calling the shots, the Gladiator J3000 we’ve found on Bring a Trailer is anything but a garage queen. Currently located in California, this fellow ...