The engine should guide your tranny the proper position... then you eyeball
it from the tail end of the tranny to the rear end...
Now, your driveshaft should be stock from rear end to the center support and
from the center to the tranny is shortened, so there should be no issue on
Look at the relation of the tranny end to the rear end... then eyeball it to
the center driveshaft support and that should be it.