there is a thread on mud right now where the guy is rebuilding one. Very good info on that read. In my opinion, this is the way to go if you gotta swap. Having parts easy and in the states is a huge plus. Be sure to verify the dmv will let you do a heavy duty motor though
1978 13BT-40, 70 series mechanicals
1966 FJ45 lwb stock
2003 100 stock
1974V8J40, 1992FJ80, 1985FJ60, 1971FJ55, 1978FJ40, 1974FJ40, 1997 LX450 all long gone.