Yes they use different fuel mixtures and injector sizes
Yes it will
If they both have the same engine.
yes it can.
A 1985 Nissan 300ZX has a 3.0L SOHC V6 engine ... therefore, 6 cylinders.
3.0 Nissan motor 3.0 Nissan motor
You will have to remove the engine.
Yes
The alternator when the engine is on, and the battery when the engine is off.
yes with heavy modification
bottom of engine, passenger side. where the engine meets the transmission.
iT'S ON THE ENGINE BAY TAG.
you stick it in and it works the same.