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 ...

Whether you're spinning your very first set of wrenches or tuning engines for a Pro Stock team, there's no denying that the beginning of any engine buildup is the cylinder block. Let's review its ...

Just like a solid foundation is important for a sturdy house, a well-prepped engine block is critical for a motor make big power—and do it more than once. A professional engine builder offered to show ...