Has anyone ported stock magnum heads and have the before and after flow numbers .???

Rat Bastid said
Over on Speedtalk there is a CFD thread and it proves the “pinch doesn’t matter” talk to be bullshit.

It matters. That’s why Chrysler (and everyone else) ends up with offset rockers.

If that's the case I stand corrected. Your wife is lettin you out too much.