Air power engine car kitscientists are forever researching different ways to make eco friendly cars and try to make the traditional combustion engine more economic and have less impact on the environment one of the ways in which they are exploring is air power and this build it yourself air powered car engine kit is testament to how air could be the future of propulsionassembly of the air power engine car kit is a breeze and once built all you have to do is pump the chamber full of air and the