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Harley Davidson FLSTFI Fat Boy MPG

11 Harley Davidson FLSTFI Fat Boys have provided 93 thousand miles of real world fuel economy & MPG data.
Click here to view all the Harley Davidson FLSTFI Fat Boys currently participating in our fuel tracking program.

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Tips

Fill it and then fill it again

When you're filling diesel or gasoline into the tank the fue... ...

by EnryFan90

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