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Old 08-29-2008, 08:50 PM   #2 (permalink)
Join Date: Feb 2008
Location: maine
Posts: 758

oldscoob - '87 subaru wagon gl/dr
90 day: 47.06 mpg (US)
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very lean is good if you have another something to go with it. water for lean can even make old sloppy v8s hit the 30s. Nox emissions is rather bizarre to focus on. the atmosphere is mostly return a chemistry back to it is the smartest way to go.
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