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Harley-Davidson FLSTFI Fat Boy
2004Cruiser

Harley-Davidson FLSTFI Fat Boy

Key specifications

Engine
1449 cc
Torque
102 Nm
Weight
307 kg
Fuel type
petrol
Fuel capacity
5.0 L
Transmission
5-speed
Seat height
25 mm
Front brakes
Single disc
Rear brakes
Single disc

Overview

Introducing the 2004 Harley-Davidson FLSTFI Fat Boy, an iconic motorcycle that epitomizes the spirit of American cruising. Nestled within the custom-cruiser category, the Fat Boy seamlessly blends style, power, and comfort, making it a favorite among enthusiasts and casual riders alike. With its unmistakable silhouette and a commanding presence on the road, this bike is not just a mode of transportation; it's a statement of individuality and freedom. Whether you're cruising down the boulevard or embarking on a cross-country adventure, the Fat Boy delivers an exhilarating experience that is quintessentially Harley. At the heart of the Fat Boy lies a robust 1449cc V2, four-stroke engine, engineered to deliver an impressive torque of 102 Nm at just 3500 RPM. This powerplant provides a dynamic riding experience, effortlessly transitioning from idle to highway speed. The engine features an 8.8:1 compression ratio and utilizes a modern fuel injection system, ensuring smooth throttle response and enhanced fuel efficiency. Coupled with a 5-speed gearbox and a reliable belt final drive, the Fat Boy strikes a perfect balance between power and control. The bike’s air-cooled design not only adds to its classic aesthetics but also allows for a lightweight yet durable performance on the open road. The 2004 Fat Boy showcases a host of key features that elevate its riding experience. The bike's striking appearance is accentuated by its black powder-coated engine with chrome covers and fat front forks that offer both stability and style. The solid disc wheels, measuring 406 mm in diameter, contribute to its bold stance while ensuring effective braking performance. With a comfortable seat height of 645 mm, riders of various sizes can find their place on this cruiser with ease. The Fat Boy is available in a range of captivating color options, including Vivid Black and Two-Tone Luxury Teal, allowing riders to express their personal style as they hit the road. **

Pros

  • Iconic Design: The Fat Boy's classic styling, characterized by its solid disc wheels and wide front forks, is instantly recognizable and beloved by motorcycle enthusiasts.
  • Powerful Performance: With its 1449cc engine delivering robust torque, the Fat Boy provides a thrilling ride, making it suitable for both city cruising and long-distance journeys.
  • Comfortable Ride: The low seat height and relaxed riding position ensure that riders of all sizes can enjoy hours of comfortable riding without fatigue.

Cons

  • Weight: At 307 kg (676.8 pounds), the Fat Boy is on the heavier side, which may make low-speed maneuvering and parking more challenging for some riders.
  • Limited Storage: The minimalist design leaves little room for luggage or storage, which could be a drawback for those planning longer trips.
  • Fuel Efficiency: While the fuel-injection system aids performance, the Fat Boy's power-focused engine may not offer the best fuel economy compared to lighter cruisers or touring bikes.

Technical details

Source specification data

Make
Harley-Davidson
Model
FLSTFI Fat Boy
Category
Custom-cruiser
Comments
Black powder-coated engine with chrome covers; fat front forks; solid disc front and rear wheels; large chrome headlight with fork nacelle
Color Options
Vivid black, brilliant silver, sierra red, smokey gold, luxury blue, glacier white pearl, lava red sunglo, two-tone impact blue and vivid black, two-tone luxury teal and brilliant silver, two-tone sierra red and brilliant silver, two-tone smokey gold and
Torque
102.00 Nm (10.4 kgf-m or 75.2 ft.lbs) @ 3500 RPM
Gearbox
5-speed
Fuel System
Injection
Bore X Stroke
95.3 x 101.6 mm (3.8 x 4.0 inches)
Compression
8.8:1
Displacement
1449.00 ccm (88.42 cubic inches)
Cooling System
Air
Engine Details
V2, four-stroke
Valves Per Cylinder
2
Transmission Type Final Drive
Belt
Dry Weight
307.0 kg (676.8 pounds)
Seat Height
645 mm (25.4 inches) If adjustable, lowest setting.
Fuel Capacity
18.90 litres (4.99 gallons)
Overall Length
2,396 mm (94.3 inches)
Ground Clearance
130 mm (5.1 inches)
Rake
32.0°
Trail
147 mm (5.8 inches)
Rear Tyre
150/80-16
Front Tyre
90/90-16
Rear Brakes
Single disc
Front Brakes
Single disc
Rear Brakes Diameter
406 mm (16.0 inches)
Front Brakes Diameter
406 mm (16.0 inches)

Available colors

Vivid blackbrilliant silversierra redsmokey goldluxury blueglacier white pearllava red sunglotwo-tone impact blue and vivid blacktwo-tone luxury teal and brilliant silvertwo-tone sierra red and brilliant silvertwo-tone smokey gold and