In addition (and in my previous setup) my R34 had a S15 diff, stub axles, drive shafts, AND the ABS computer and wiring from a S15.
You need ALL of it to work.
And when it does work, it works ....okay.
Source, coming into a corner with a good setup under power.
Mind you, power = 400kw
Can literally see from video the traction go from two wheels to one. It was at that point that the lack of consistency and feel made me happier to have a more consistent but less absolute grip of a mechanical diff.