Originally Posted by
ThermionicScott
Perhaps if you can find a Hetchins wannabe to do the work, they can lengthen the chainstays and drop the BB without altering the geometry.
Not a bad idea, but if the OP doesn't shorten the fork, that means an altered geometry. there is no problem lengthening the chainstays if a bb drop is desired. Even if it wasn't, the bb shell is easily blacksmithed into suitable angles.