Aside from its body, there’s absolutely nothing square about this 1978 Chevy one-ton heavy-duty. Oozing cool, this Squarebody C30 single-cab dually was rebuilt to be a daily driver - one the owner isn ...

A 1978 hand-built Chevrolet C30 pickup truck arrived in Jay Leno's Garage. It is a custom truck that tows a show truck to car ...

Chevy C30 delivers with a dually body style and modern Cummins powerplant. Now, we're taking a closer look thanks to the ...

Cummins engines are found in Ram trucks, but Allison transmissions are in GM's realm. Can you put an Allison transmission behind a Cummins engine?

If you showed me a picture of this 2017 Ford Super Duty and told me it had an engine swap, I would never guess ... into newer trucks and even a 12-valve Cummins. But this Blue Oval isn’t Ford ...