Thread: flat tops with 306 duration cam????
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Old 07-24-2012, 01:30 PM
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SPEEDNEEDS1
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Join Date: May 2006
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I once had a 454 flat top std bore truck engine with a 305H .575-.575 lift cam and it worked great. Engine went 6.90 @ 3600lbs, but I did have a set of 291 cloced chamber heads. Hope this helps.
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