@onelungracing: Five two-strokes that ruled Grand Prix racing for almost forty years straight. From Walter Villa's factory Aermacchi to Honda's ten-championship NSR500, these are the machines that defined an era before four-strokes took over for good. Footage credit for every clip is shown on-screen throughout this video. Subscribe for more machines the world tried to forget. #motorcyclehistory #racinghistory #motorsporthistory #onelungracing #motovlog #forgottenhistory #twostroke #grandprixracing #hondansr500 #freddiespencer #kennyroberts #barrysheene #motogphistory