4wd/abs are in the same computer, down the back of the car
the inputs it needs are same as any other atessa ecu (refer 32 gtr workshop manual)
btw sydney kid, im not _that_ young (21 , i've got a 32 gtr myself
the 260rs uses a assisted clutch (needs firewall mods), but you can run unassisted no problem, we run a hks triple plate, the pedal is heavy, but not a killer
we prefer the 32 style box because of the clutch setup