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Old 02-23-2008, 02:39 AM
  #2  
hammertime
Senior Member
RACING JUNKIE
 
Join Date: May 2003
Location: Coldwater, MI
Posts: 2,998
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on my 434 sbc I went from a gas carb to apd alky and gained .15 in the 1/4 with no tunning, also seen about the same on my big blocks.
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