Train tank. Probably photoshopped, despite my greatest hopes. Still cool.
https://s3-us-west-1.amazonaws.com/h...train_tank.jpg
Previously:
https://www.homemadetools.net/forum/...155#post103433
https://www.homemadetools.net/forum/...ed-tanks-51854
https://www.homemadetools.net/forum/...2504#post96473
https://www.homemadetools.net/forum/tank-silencer-51317
https://www.homemadetools.net/forum/...-rat-rod-56081
https://www.homemadetools.net/forum/...jet-tank-57085
https://www.homemadetools.net/forum/...-clearer-59694
https://www.homemadetools.net/forum/...250#post116082