Highest flowing sbm heads?

pittsburghracer said

Give me some examples please. And I’m not talking 10 second passes because that’s easy.

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That engine we did for Mopar Billy was just a 408, 11:1, solid FT cam, and those heads...SV intake and a 950 or 1000 carb. My point is a noisy intake port without the intake manifold on is not really the best way to rate a head for power.