500cc. One cylinder. Methanol. One gear. And no brakes — not removed, never fitted, and The rules keep it that way. The reason it’s faster without them is the best engineering story in motorcycle sport. . . . #OneLungRacing #2Stroke #Speedway #SpeedwayRacing #DirtTrack #Methanol #500cc #NoBrakes #ShaleOval #MotorcycleHistory #RacingHistory #FlatTrack #Broadside #SingleCylinder #OneLung #MotorcycleEngineering #VintageRacing #Motorbike #DirtTrackRacing #SpeedwayBike #MotorsportHistory #TwoStroke #ClassicRacing #Engineering