UK-spec Jaguar XF 2.2 diesel averages 52.4 mpg US on cross-US drive
Green Car Congress
NOVEMBER 15, 2011
diesel from New York to Los Angeles, and averaged 52.4 mpg US (62.9 mpg Imperial, 4.5 A GPS device was fitted to the car to allow the project to be interactive; daily progress, average speed and fuel economy was tracked on Facebook and by Twitter. mpg US, 5.0 seconds before reaching a top speed of 140 mph.
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