“This motorcycle has logged more miles and more time above 200 miles per hour than any other motorcycle in history.”
The Gyronaut X-1 took motorcycle streamlining and aerodynamics to its 1966 xenith when Robert Leppan drove it twenty miles ...
Video: Gyronaut X-1 Trailer – The World’s Fastest Motorcycle is a post from Motorsport Retro, bringing you classic motorsport, cars, motorcycles and gear every day.