The porting is over

Originally Posted by Aurora40

It may depend a lot on what kind of dyno they used. I know my car on a Dynojet made about 15whp more than on a SuperFlow. If he was on something similar, that would mean he was making around 410whp, which sounds about right for a dual-mass full ported 350ci.

I assume SGC knows what they are doing, and that it's just a matter of different dynos.

Aaron uses a dyno jet, and most of his numbers come out a little higher compared to others due to correction factor he uses.