what is the formula for port tuning?

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Since I don't want to type it all out, I'll advise you to use the seach button //content.invisioncic.com/y282845/emoticons/wink.gif.608e3ea05f1a9f98611af0861652f8fb.gif I've done quite a few threads ...
Just search for "inches" using "Jmac" as the user name and look for a thread called "ported box formula" ...

Oh hell, here it is ... http://www.caraudio.com/vb/showthread.php?t=37940
i love you //content.invisioncic.com/y282845/emoticons/wink.gif.608e3ea05f1a9f98611af0861652f8fb.gif

 
I love you, too //content.invisioncic.com/y282845/emoticons/wink.gif.608e3ea05f1a9f98611af0861652f8fb.gif
ok i tried the formula today in school and holy nut sack this thing is confusing...its like........hard....n stuff.....i hate this...took me 20 minutes on it and im not even done.thats just the calculations..

 
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