Originally Posted by yellaopelgt
So if I understand this all.....(not really) dont bother porting the intake unless you have installed larger valves??? Its GOT to help some even without oversized valves!!! 
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Intake manifold porting....good.
Intake port porting w/stock valves....bad.
The ports are already too big relative to the size of the valve. Sure, you can blend the bowls a bit, but enlarging the ports gains no airflow, reduces port velocity, and reduces power and torque.
HTH,
Bob