it can be done, and has been done all over US and even Au....
but i would say its kinda worthless, unless u into real rock crawling sheit.....
if u jus out to build a tuff rig, have the money+tools+knowledge, then
get a IFS lift kit for the hilux and build a 8" front diff its called a "supralux" diff, using components from the Supra IRS and Hilus IFS, that has been proven to be idiot tolerable!!!
http://toyotasurf.asn.au/forum/viewtopi ... ux&start=0