
12-24-2012, 05:58 PM
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CC Member
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Join Date: Mar 2003
Cobra Make, Engine:
Posts: 1,515
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Not Ranked
My old 427 S.O. was spun up to 7800 on the dyno (667 hp) and prior to that had a 7000 redline. It can be done reliably but top grade components, especially in the valvetrain is required. My entire rocker system was Jessel.
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