Originally Posted by shawnlee28
THose heads will not do it,the vortecs flow more than they do,only a small amount ,but there half the price.. and the vortecs are good to about 400 hp with a very good tune and bowl work.What are you going to use the car for ,track,street ,daily driver ?I would use the vortecs a rpm airgap and a XE 268 comp cam.a little under 400 ,but it will make lots of torque ,what a heavy car needs to get movin.That cam you showed will not make much torque or hp untill the rpm starts getting pretty high 4500-5000 before the hp would climb above the vortecs,not good for the street, Race track only the team g and big cam might do a little better in the 1/4 ,but not by very much.Usually not many times you can rev to 4000 on the trans brake at the stop light either.:LOL:The vortecs need new valve springs and some minor work to make them handle a cam with a lift that much over .460