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Old 04-30-2008, 08:43 PM
ken swart ken swart is offline
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Join Date: Aug 2006
Cobra Make, Engine: spf 2489 kc 427
Posts: 61
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I have a K C 427 sb in my superformance mk III, dynoed at 617 h p and 600 lb ft.
torque peak was at the start of the pull, 4700 rpm. so it may make even more. H p peak was 6000
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