Valve lift VS. Port velocity question.

[EHardy1971]

Originally Posted by coupe

Not much more you can get out of a 220º duration cam (E303). If you wanna really benefit, put some more camshaft in it. I wouldn't hesitate to go somewhere around 228º duration, but I wouldn't mess with anymore than about .500 lift on the heads.

As for your question, the 1.7's are not hindering the E303 on your combo.

Yeah, I see a new cam in my future. I was checking out the AFM cams, and they have a couple that are designed around GT40's. I know Bandit has had good performance with his AFM cam.