Ballpark-
300 -500 for the transfer case
100-shifter
250 drive shafts
125 new u joints for above just because
20 for a new transmission mount
30 or so for new t case fluid
5 for some RTV
Not including u joint replacement which can be done beforehand, about 6-7 hours labor
However, many have spent less, and some have spent more. Doing it yourself, and even pulling your own parts will save a lot of money.
If you read through the swap thread you will see it is pretty much a bolt in swap, aside from bending the gas tank bracket and cutting the shift lever hole. I have a bad spine so could not do this myself, however, your abilities might get this done in 6 hours on your own. 6 hours would be trucking right along though.