Having invested a lot of time and $ into building a peppy 3.0 I would recomend the gen 3 runner with locker and 3.4 as well. You just can't go wrong. The runner is pretty much a LandCruiser Prado and you can expect good performance.

(aka suprathepeg, aka Sean)
89 v6 SWB truck "BLACK BEAUTY" EB valves, P&P head 30 over.
95 FZJ80. Lifted. locked and rollin on 33s (my dream machine)