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08-27-2012, 05:39 PM
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#7 |
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Member
Join Date: Aug 2010
Posts: 212
Likes: 13
Liked 68 Times in 26 Posts
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Re: Poly head racers
hi, while back,done a flow test on a poly head.stock, was158 CFM @.500 lift /int. @ 105 % port velc. roof was raised, some porting done, results were 194 CFM @ .500 lift and climbing. velc was 118 %. test was at 25 ". stock valves were used, 1.84 dia. just some thing to ponder.
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