Today, I want to talk about a very rare but super interesting engine setup. At first glance, it might look like a big single cylinder, but lift the head and you’ll find four pistons arranged in ...

The twin-row radial, 18-cylinder, 2,700-horsepower engine, the same used by the B-29 Superfortress, powered not only the Skyraider’s engine but took it to a speed of 320 mph and a service ...