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Old 05-08-2008, 08:42 AM   #10
a1a5115   a1a5115 is offline
 
Join Date: Jan 2008
Location: Northwest Florida
Posts: 39
Well I have heard that gas companies make a "winter" blend and a "summer" blend. The winter blend is more volatile for easier starting and the summer blend is less so. Maybe the summer blend yeilds better milage.


 
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