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Old 09-17-2014, 09:26 PM   #9 (permalink)
j12piprius
Liberty Lover
 
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Join Date: Feb 2011
Location: central california
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pris prius - '12 Toyota plug in prius
90 day: 71.09 mpg (US)
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There's a good explanation here, the best air to fuel (atf) ratio for economy being 16:1, which they say is the target for closed loop operation.


Last edited by j12piprius; 12-25-2014 at 12:46 AM..
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