
06-27-2008, 10:22 AM
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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
I think you find in previous threads about this subject that the majority will say FE. Also, 580HP for FE is certainly not anywhere near its maximum streetable HP. I have a fairly mild roller and got 601HP.
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