[ame="https://www.youtube.com/watch?v=eTQjRZ84nG4"]Top Fuel Motorcycle Dirt Drag Racing - YouTube[/ame]
American National Unimotorcyclists Society... https://youtu.be/y83pv0nb1yI Belgian BUMS... Might want to turn the music off for these... https://youtu.be/C4r_MCXuYlI https://youtu.be/PEAW7mSRZXw
I'm not at all sure about the start line marshalls who appear to give each rider a squeeze on the inside of their thigh before they set off - I consider myself broad-minded, but there is a limit......