The Chopper Compendium

Do a little research on the Vincent motorcycle ! Remove the engine/trans and all that is left is a small pile of parts that constitute the "frame" !! Odd that I never noticed that. My avatar is Rollie Free doing his world land speed record run on a Vincent Black Lightning in his underware...

I am impressed you found one. Not as simple or elegant as I would hope to do it, but it does lend a bit of credibility to the idea. Thanks for the reply.

Does anyone have any experience building a frameless frame, meaning the motor is a structural part of the frame with no down tubes other than to connect to the top of the engine? I am doing some reaserch on whether or not it would be feasible with an old goldwing engine, since it has 4 mounting poin...