The topic of this paper is the engine and electrical systems of the Cessna 172R. For more than seventy years Cessna has set the standard for flying. Cessna is experienced in building around 180,000 aircraft, which is more than any other manufacturer in the world. Currently Cessna Company is the backbone of rental and training fleets. Besides that it is the entry point for more new pilots and the open door through which people discover the essence of flying
