Harley-Davidson Fat Boy 1991 - Specifications & Review

Fat Boy

Article Complete Info

Articleid861651
CategoryCustom-cruiser
MakeHarley-Davidson
ModelFat Boy
Year1991

Chassis, Suspension, Brakes & Wheels

FrontbrakesSingle disc
FronttyreMT 90-16
RearbrakesSingle disc
ReartyreMT 90-16

Engine & Transmission

Borexstroke88.8 x 108.0 mm (3.5 x 4.3 inches)
Compression8.5:1
CoolingsystemAir
Displacement1337.00 ccm (81.58 cubic inches)
EnginedetailsV2, four-stroke
Gearbox5-speed
Power49.00 HP (35.8 kW)) @ 5000 RPM
Topspeed148.0 km/h (92.0 mph)
TransmissiontypefinaldriveBelt
Valvespercylinder2

Physical Measures & Capacities

Fuelcapacity16.00 litres (4.23 gallons)
Weightincloilgasetc298.0 kg (657.0 pounds)

About Harley-Davidson Fat Boy 1991

Introducing the 1991 Harley-Davidson Fat Boy, a true icon in the world of custom cruisers that embodies the spirit of freedom and the open road. Launched during a period when Harley-Davidson was redefining its image, the Fat Boy quickly captured the hearts of motorcycle enthusiasts with its unmistakable style and robust performance. With its bold lines, muscular stance, and a unique design that features solid disc wheels and a low-slung profile, the Fat Boy is more than just a motorcycle; it’s a statement of individuality and a call to adventure.

At the core of the Fat Boy’s allure is its powerful 1,337 cc V2 engine, a four-stroke powerhouse that delivers a solid 49 horsepower at 5,000 RPM. While it may not boast the highest numbers compared to modern machines, this engine is designed to provide a satisfying torque curve that makes low-speed maneuvers a breeze. The Fat Boy's top speed of 148 km/h (92 mph) offers plenty of thrill for cruising down the highway, while the air-cooled system ensures that the engine maintains optimal performance even on those long rides. Coupled with a smooth 5-speed gearbox and a durable belt final drive, this motorcycle promises a ride that balances responsiveness with comfort, making it a perfect companion for both leisurely outings and spirited escapades.

The 1991 Fat Boy is not just about performance; it’s also packed with features that cater to the rider's experience. The bike’s single disc brakes—both front and rear—provide dependable stopping power, ensuring you can confidently navigate city streets or winding country roads. The comfortable seating position and wide handlebars allow for a relaxed riding posture, while the generous 16-liter fuel tank means fewer stops at the pump and more time on the road. Its weight of 298 kg (657 lbs) might seem hefty, but the Fat Boy's low center of gravity and thoughtful ergonomics contribute to a surprisingly agile handling experience, making it a joy to ride.

Pros:

  1. Iconic Design: The Fat Boy's distinctive styling and solid disc wheels give it a unique presence on the road, making it a head-turner.
  2. Comfortable Ride: The seating position and ergonomics are designed for long-distance comfort, perfect for those extended rides.
  3. Reliable Performance: The air-cooled V2 engine provides a smooth, predictable power delivery that is perfect for cruising.

Cons:

  1. Weight: At 298 kg, the Fat Boy can feel heavy at low speeds, which might be challenging for less experienced riders.
  2. Limited Power: With 49 HP, it may feel underpowered compared to modern cruisers with higher output, particularly for aggressive riding.
  3. Basic Technology: Lacking some of the advanced tech features of newer models, it may not appeal to riders looking for high-tech gadgets and aids.

Overall, the 1991 Harley-Davidson Fat Boy is a timeless classic that offers a blend of style, comfort, and performance, making it a must-consider for any motorcycle enthusiast looking to embrace the open road.

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