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Old 12-14-2016, 03:26 PM   #61
2LZ   2LZ is offline
 
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Join Date: Mar 2010
Location: Volcano, Ca
Posts: 7,086
To the best of my knowledge, I don't believe that this has been a problem with our carbureted friends. I wonder if the tight exhaust valves are causing a brief lean condition that the EFI isn't adjusting to in time?
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