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Old 11-02-2012, 04:31 PM   #8 (permalink)
Shane-O
Needs new knees
 
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Join Date: Apr 2006
Location: St. Louis

Sorry, forgot to add, that Mark did try different valves and springs and didnt have much luck getting decent performance out of a 12 gram. I would maybe look at regging the 12gram as others have done and had some success with.
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