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 ...

But even if the frame is OEM, the rest of the truck sure isn't. The 239-cubic inch (3.9-L) Cummins 4BT turbodiesel engine under this hood is so capable that General Patton himself would've killed ...