To sleeve or to bore your engine block? That's the several-hundred-dollar question (maybe into the thousands) as you ...

Meet the Birotary, a crazy new and complicated engine that has three cylinders arranged like a star, a rotating block, a ...

The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

We all know how a conventional internal combustion engine works, with a piston and a crankshaft. But that’s by no means the only way to make an engine, and one of the slightly more unusual ...

This 427ci sleeper is a good reason why you don’t judge an engine by the size of its block. The art of deception plays a significant role in the hot rod world. Although most enthusiasts are ...

Hot rodders played with blocks as kids, and still play with them as adults. This vast level of experience notwithstanding, enthusiasts often insist on monkeying around with production blocks. They ...

Engine building doesn’t have to be expensive. You can actually save some major coin if you’re willing to invest a bit of time and elbow grease. The engine in this 1991 Mustang GT has suffered long ...

The Chrysler Corporation manufactured the last of its big block engines, the B-coded 400-cubic-inch V8, in the summer of 1978. The 400's disappearance ended a long run of Chrysler B-code engines that ...