If you're looking at the Cummins 4BT and 6BT engines for a potential swap, there are a few things you need to know. Right off the bat, both of these are formidable diesel engines, so no matter which ...

Brian Hays of Ridgecrest, California, purchased this ’84 GMC Jimmy from a used car dealership in southeastern Washington in 2008. And it was very used. The rig had 300,000 miles on it and the 6.2L ...

When it comes to engine rebuilding, some powerplants are better candidates than others. Take the Cummins 6BT 5.9-liter 6BT diesel engine for example. From humble, reliable workhorse to powerful ...

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 B Series engine reshaped what drivers expected from diesel engines. The B Series engines, consisting of the 6B, 6BT, 6BTA (inline six-cylinder), 4B, 4BT, and 4BTA (inline four-cylinder), ...