engines are a little difficult and expensive to ship due to weight, things under 150 lbs are 'easy' a 63a tranny crated only cost $80 to ship within the states, international more, but not obscene, and if you can wait, sending it by ship takes a while but will save a lot of money.
it's a beautiful ideal. I WISH it worked, and if you get a blower that meets the specs it will work. it's just not practical, and won't be - the physics of it favor exhaust driven turbos.