The water crossover pipe is what concerns me a little. But The Diamante DOHCs are plentifull in the yards here and easier to find than a DOHC Montero. Also are the left and right banks interchangable on the DOHC engines? Since I'm lazy, It would be easier to pull two different front heads off two seperate cars maybe not the best idea, but a thought...

99 Gen 2.5, fixing blown head gasket
89 SWB- 33's, ARB Front locker, SR rear locker/axle, SR F brakes, winch, WST Offroad Armor all Around, 2.85 Aussie T-case Gears (SOLD)
Sold: (2) 95 SR's, 86 SWB, 90LWB, 91 LWB
-Can Change a timing belt in my sleep..