Depends on how talented you are, 3.5 swaps are awesome and much more power than turbo 2.6, for this you will need a good donor truck and you will wire everything yourself.
I've heard about aussies swapping the 3.5 block under 12v 3.0 heads/EFI and tuned to work but i know nothing about that.


1999 Montero SAS'd on Kings and stuff

1998 Montero trying to get a V8 Swapped