The Napier is a complicated extrapolation of a basic opposed-piston engine. Your average “engine” has cylinders and pistons ...

[Ian Jimmerson] has constructed a detailed model of a radial engine ... reassembling his engine, explaining in detail how it works as he goes. He starts by teaching about the cylinder numbering ...

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.

In this article, our focus will be on how to remove the cylinder head in that engine. There are several reasons why you may want to do that. The main one is replacing the gasket. More complicated ...