I would not say there is significant rust on the body. Mainly just in the rear quarter panels. But it is very fixable for someone who is good at body work.
The ambulance doors however have significant rust and would need replacement panels welded on.
This is a great project for someone who...
Hmmm... I can't find any threads complaining about the MAF rebuild. They all seem to be relatively positive from what I can find. Anyways, this motor has been good to me. Seems to run strong and I've had no problems.
Toyota : Land Cruiser FJ-40 in Toyota | eBay Motors
1978 High Perfomrance FJ40 for Sale
-Rebuilt Man-A-Fre Balanced and Blue printed 2F Engine
-Rebuilt 5 Spd Toyota Manual Transmission and Transfercase
-Hi Output Alternator
-Mean Green Starter
...-Hi Performance Radiator
-Oil Cooler
-New...
I'm selling my 1978 Toyota Landcruise FJ40 on ebay. Take a look! Mechanically it has been overhauled with only the best, but I ran out of money and haven't done any body work.
Toyota : Land Cruiser FJ-40 in Toyota | eBay Motors