Keeping it cool: 10 steps to control air flow

When working with an internal combustion engine, we always have to deal with the heat that is created by this process. In many cases, the opening in the cowl will allow enough air to flow over the engine to maintain a cool temperature. But when performing extended 3D maneuvers, we have only the air produced by our prop to keep the engine cool, and sometimes this may not be enough. That is when we want...