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Old 06-21-2012, 09:46 AM   #15 (permalink)
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Join Date: Jul 2011

Originally Posted by BigEvil View Post
Have fun with these "efficiency" upgrades if you are using them in anything other than a pump mag. There is a reason why AGD enlarged the powertube 20 years ago
It seemed Hill had good luck with his in a Classic valve. I thought these inserts were a good thing since I've never heard anything bad and seen hill's results. Can you elaborate on your statement please, as I am interested now. I hope i'm not coming across as rude as that is not my intent I just want to hear any negative aspects of these inserts.

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