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Old 02-07-2013, 05:08 AM   #7
rickmain   rickmain is offline
 
Join Date: Jan 2010
Location: Las Vegas, NV
Posts: 10
Yes, it is an exhaust leak for sure.
Also, keep in mind the a/f screw only adjusts the mixture at idle and slightly above idle. A larger main jet is required for 3/4 to full throttle.
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backfiring, gy6, performance exhaust, roketa, valves


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