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Forum: Pontiac - Street 04-03-2023, 08:58 PM
Replies: 28
Views: 2,690
Posted By ponjohn
I completely understand that. BUT what I am...

I completely understand that. BUT what I am saying is 300 cfm can be achieved with a gasket match, clean up and good valve job...so why bother?
Forum: Pontiac - Street 04-02-2023, 12:00 PM
Replies: 28
Views: 2,690
Posted By ponjohn
The CNC version only picked up ~10cfm. I was...

The CNC version only picked up ~10cfm. I was under the impression that 300 cfm for E-heads was simply cleaning up the port with sand paper rolls and voila 300 cfm. Hardly an improvement to call it a...
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