
11-18-2009, 01:19 PM
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Senior Club Cobra Member
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Join Date: Feb 2007
Cobra Make, Engine: KMP 539, a Ton of Aluminum
Posts: 9,592
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Not Ranked
Quote:
Originally Posted by fastd
Reality check: how much time do any of you spend over 6000 rpms?
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Did the Holley tech say that it doesn't help at all in the lower RPM ranges? I mean no benefit?
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