Originally Posted by topside
I don't think that's a great street combo with 3.23s in a fairly heavy car.
Too much cam & converter, IMO.
Sure, it'll sound nasty, but under 3500 it's gonna be pretty soggy.
10.4 is a lot with iron heads, even with all the overlap in the 484 & 509 MP cams.


I agree, the combo isn't very good. The engine might run in a higher elevation though... You live in the Rockies... 4000+ ft?