Unimotorcycle drag race. 1:37 video:
https://www.youtube.com/watch?v=yCzOpQ2g23I
More: AMERICAN NATIONAL UNIMOTORCYCLISTS SOCIETY
Previously:
https://www.homemadetools.net/forum/...791#post133255
https://www.homemadetools.net/forum/...575#post132468
https://www.homemadetools.net/forum/...222#post126473
https://www.homemadetools.net/forum/...1817#post75199
