Originally Posted by Spongerider

You know what a Vtec does right? The Z has the same technology they just call it VVT (Variable Valve Timing). Honda beat Nissan on the name VTEC (patent) so Nissan called it VVT and not VVL.

The term Vtec was used because it's the most recognized name when describing any variable valve timing in a engine.

BTW, There was never a Z32 made with in SOHC ever. Ever wonder what VG30DETT or VG30DE ever mean't?? Guess what the "D" stands for? If you still don't believe me your more then welcome to uses Google?

You are right about the earlier Z31.