Quote Originally Posted by tigweld
valve timing and cam timing are 2 different things, variable valve timing being much more involved. to put variable valve timing the valvetrain would have to completely change, there would be a need for more lobes on the cam or some crazy rocker arms and pushrods. the variable cam timing stuff looks like it could easily be adapted to a cam-in-block design. this is all just my thoughts after learning how the different oem's have done it, they could always come up with some crazy new design that would just blow my mind, but I really thing all this jazz is unneeded on a zo6. the low end grunt that all this stuff brings is already there, 427 cubic inches.

see above post to understand why i was confused. it was BOTH.