I've seen a difference in winter fuel vs. summer fuel but this is even more extreme of a difference.
Plus I haven't been using the defrosters that much (fortunately) on this tankful, relative to how much I might on rainy days in warmer weather.
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2008 Summer Sport Compact Slam - ET Bracket Class Event Winner
2006 NHRA Sport Compact FallNationals - ET Bracket Class Event Winner
1990 Sunoco Super Challenge Points Series - Trophy Stock Points Champion
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