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

Contemplating the advantages of the pushrod-actuated overhead valve engine design in what appears to be the twilight of internal combustion might sound as anachronistic as a quick look at the value of ...

Take a closer look at a vintage single-cylinder engine block, showcasing classic design, solid construction, and old-school ...

OHV stands for overhead valve, and these types of powerplants can also be called pushrod engines. OHV engines have the intake and exhaust valves located above the camshaft, which is in the engine ...

Capable of producing massive torque with a proverbial yawn, the long-running big block from Chevy was born purely out of necessity in 1958, a few years after the small block. With cars getting heavier ...

The most enduring engine in automotive history is about to change. The small-block Chevy is and will continue to be the most popular powerplant in the history of racing and high performance, but its ...

'The oddball, the anachronism, the redheaded stepchild-the Gen II small-block can be considered all these things. Conversely, it can also be regarded as the ultimate production version of the original ...

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 ...