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Old 01-03-2009, 06:06 PM
  #3  
tcarda
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Join Date: Aug 2003
Location: Big Lake, Minnesota
Posts: 162
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The dyno guy where I dyno my engines swears by the stuff. He has a 540 BBF and he jetted up 4-5 and picked up 21 hp on the dyno without doing anything else. It smells nasty, but it works. The only other thing I have heard is that it is expensive.
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