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05-01-2008, 03:23 PM   #1 (permalink)
347LX
 
Join Date: Jul 2004
Location: Lancaster, Ohio
Posts: 489
tunning for open headers

Is there a base line on how many jet sizes and or timing increase/decrease when uncapping a motor tuned with mufflers?
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64GALAXIE 347 STROKER [EMAIL="12.65@107mph"]12.65@107mph[/EMAIL][SIGPIC][/SIGPIC]
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