I have seen that graph. From where did the data come?


delbert brecht wrote:

>ecarecar4/12/08 16:49xpWdneNoe-6jvZzVnZ2dnUVZ_uLinZ2d@centurytel.net
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>>I am looking for a plot of engine speed vs. fuel consumption. Is one
>>available anywhere? I am not at all picky about what specific engine.
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>While each vehicle reaches its optimal fuel economy at a different speed (or
>range of speeds), gas mileage usually decreases rapidly at speeds above 60
>mph.
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>As a rule of thumb, you can assume that each 5 mph you drive over 60 mph is
>like paying an additional $0.20 per gallon for gas. Quote from the feds.
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>Graph here:
>http://www.fueleconomy.gov/feg/driveHabits.shtml
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