I thougt so ...
when you design a new gearbox, might as easy be a 4-gear one
Fabs, can't wait to hear more about this kit

I just recently fell in love with the RB5 ... and think it would be great to have the best of both combined: the smoothness of the RB5 and the edvantages of a midmotor.
Maybe you should considering beginning a new company, called: Y-factory

LOL