90-93 all the same
94-95 Different fuel rail, injectors, camshafts (cam gears mount differently on 94-95)
96....In 96 Nissan switched to OBDII and dropped the variable valve timing (which makes it IMPOSSIBLE to get a drop in replacement motor)
__________________
Originally Posted by Automobile Magazine
The 300ZX Turbo is a dance; it's a song; it's rolling, roaring automotive art. There is no color that doesn't suit it. There is no mood-lifting chemical substance it can't replace.