06-11-2009, 10:49 AM
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#4
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Drives: 5.4 3v
Join Date: May 2009
Location: The Lake
Posts: 194
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Quote:
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In short, Ford's claim of 540 horsepower at the flywheel is conservative. This mill is comfortably cranking out something north of 570 horsepower on the possum urine they call California 91 octane "premium" fuel. That's no small feat
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