Also.. if you have Dyno software, what does it come up with for 268 cam, vortec heads (220cfm/150 - in/out) on a 350ci?
For anyone else this thread has helped, I found some very useful info about cams at theses sites:
chosing the right cam
http://www.chevyhiperformance.com/te...8_0405_choose/
matching heads and intakes
http://www.babcox.com/editorial/us/us110128.htm