NSU Sportmax streamlined motorcycle, 250 cc class winner in the 1955 Grand Prix season During the fifties, streamlining began to play an ever-increasing aspect in the development of racing motorcycles as well as the "dustbin fairing" held out the potential of radical changes to motorcycle design. XemayZ places difference first, https://drive.google.com/file/d/1MDliSrVVFxSW2QWTzL5V-z60YuTFiwj-/view?usp=drive_link