During World War II the radial engine was popular ... and the North-Lucas was never offered for sale to the public. In the 1920s the Julian Sport Coupe was a sporty automobile created by the ...

If you recall, the man has spent nearly five years constructing a nine-cylinder radial engine from a smattering of Honda single-cylinder XR600 thumpers. The last time we saw this beast ...

In the video after the break, [Brick Technology] uses LEGO to gain some practical insight into the world of piston engine design, from single-cylinder all the way up to radial twelve-cylinder engines.