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2005 Harley Davidson FLSTFI Fat Boy MPG

Based on data from 3 vehicles, 275 fuel-ups and 36,742 miles of driving, the 2005 Harley Davidson FLSTFI Fat Boy gets a combined Avg MPG of 39.65 with a 0.66 MPG margin of error.

Below you can see a distribution of the fuel-ups with 8 outliers (2.83%) removed.

Following shows the average MPG of each of the 3 vehicles in the system.

2005 Harley Davidson FLSTFI Fat Boys For Sale Nearby

  • Fat Boy

    2005 Harley Davidson FLSTFI Fat Boy Anniversary Edition
    Added Jan 2020 • 188 Fuel-ups

    Property of ScubaScott

  • 38.7 Avg MPG
  • My FLSTFI Fat Boy

    2005 Harley Davidson FLSTFI Fat Boy
    Added Feb 2017 • 87 Fuel-ups

    Property of BCgolf80

  • 42.5 Avg MPG
  • My FLSTFI Fat Boy

    2005 Harley Davidson FLSTFI Fat Boy
    Added Jun 2017 • 14 Fuel-ups

    Property of tannerm24

  • 45.5 Avg MPG

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Tips

Use Ethanol free fuel

Gas mixed with ethanol has less fuel efficiency. Energy-rich... ...

by asme

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