Imagine one day, years ago, in some equipment shed out in Middle America, an innovative farmer looking at oil dripping from the bottom of the well-seasoned 5.9L Cummins engine in his Dodge Ram pickup ...

The Cummins 5.9-liter 12-valve diesel, fitted to Dodge Ram 2500 and 3500 trucks from 1989 to early 1998, is renowned for surpassing 500,000 miles without a rebuild. Its robust cast-iron build, ...

Diesel trucks are meant to work, but all that torque can be used for fun, too. Not only is there a huge diesel drag racing scene, but there’s also sled-pulling, which has been one of rural America’s ...

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 ...

Diesel Conversion Specialist is offering a Cummins kit to repower Ford trucks with 6.4L Power Stroke engines. The kit includes a 5.9L Cummins engine in 12-valve, 24-valve or common rail configuration.

With diesel fuel prices at an all-time high, we've been testing various products in an effort to find ways to increase the efficiency of the diesel engine. Our hope is to find results that will offer ...

A lot of muscle car critics say Mustangs are nothing more than big-tired coupes with truck motors. That hasn't been true of the new pony cars in quite some time, but even if it were, truck motors aren ...

Truck owners choose the 5.9 Cummins engine because it combines outstanding power features with exceptional durability. Maintenance for such an engine should follow standard procedures to guarantee ...