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Old 05-08-2011, 05:18 PM
olddog olddog is offline
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Join Date: May 2006
Location: St. Louisville, Oh
Cobra Make, Engine: A&C 67 427 cobra SB
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The intake and port work on the heads do matter a lot.

I'll gamble on excellent port work and a good intake.

@6200 rpm 470 lb-ft, which is 555 Hp.

I believe that is what you asked @6200 --- not the peak numbers.
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