Thread: post em up....
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Old 03-07-2008, 08:40 AM   #17
69trk
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Location: bridgecreek ok.
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Re: post em up....

Quote:
Originally Posted by bigjimzlll View Post
That was on a REAL dyno,not some made up..need to sell parts...magazine fiction story.
Yes the heads are the limiting factor. How much does the GM 572 make?
My 431 big block iron head rectangle port dynod 684 to the flywheel on a real dyno and a proform 950 carb with a 680 lift solid roller. Bought my motor from awsome engines.
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