Check out my custom-built 7cc 2-cylinder nitro engine – and it rips! This thing’s a beast! 💥🔥 #NitroEngine #EngineBuild #DIYPower #EngineeringFun ...

Two-cylinder power! [Tom’s] ultimate goal is to put his new tiny air engine on a small model aircraft. To enable consistent performance, his engine needs a regulator, but off-the-shelf models ...