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Old 08-22-2013, 09:20 PM
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carracer carracer is offline
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Join Date: Jan 2010
Boat: MasterCraft 2008 X30
Location: Sheridan Ark. Lake Quachita
Posts: 142
If and I mean big "IF" the back pressure was so great that it was restricting the engine efficiency (The ratio of the output to the input of any system) then unused gases in the exhaust would be symptom number one... I say again o2 sensors would have engine warnings alarming !!
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