You may not have to port that TFS street heat intake manifold.
I asked Trick Flow how much it flowed a while back,and if memory serves me correctly,they said it was around 245cfm.Call them up and verify.
But I don`t know off hand what the AFR 185`s flow out of the box or if it`s the best intake choice for what you`re planning.It may not be

.Just passing along flow figures for that intake.