I not sure about the 83 I know they are not the same I believe it matters on if it was a early on 83. some 83's have the 82 stuff that was not sold here any how I don't think many would be able to find one any how.... I was young and dumb and trashed the one I had........

1997 Montero LS with a motor swap a 1990 V6 12valve ported heads full 2.5in Ex I run stock tire size for Daily use, off road have 33x12.5 working on going trubo.