Cummins 14.3L Ace engine is one of the most powerful engines out there, powering U.S. tanks. That said, its unique design may surprise you.

We pull the old 6.4L engine out of the ford f350 to make room for 12 valve Cummins swap and the f700 donates an engine.

Part 3 of our Ford f350 Cummins swap 6.4L to 12 valve Cummins is here. We get the engine ready to go in the truck and show ...

The Cummins 5.9-liter diesel engine has powered Ram trucks since 1989. It went through a few changes over its lifespan, but ...