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Old 08-20-2009, 11:58 PM   #5 (permalink)
bgd73
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Join Date: Feb 2008
Location: maine
Posts: 758

oldscoob - '87 subaru wagon gl/dr
90 day: 47.06 mpg (US)
Thanks: 21
Thanked 18 Times in 14 Posts
wow. I am confused. complicated. I can only assume there is too many factors to take this challenge. Unless efficency of engine is guessed as all the errors, like advance speed, (electrical) vacuum, tire pressure, terrain...
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