Key performance

63 ch
Power
🔧
1449 cc
Displacement
⚖️
324 kg
Weight
🏎️
170 km/h
Top speed
💺
647 mm
Seat height
19.0 L
Fuel capacity
💰
20 445 €
New price
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Technical specifications

Changements 2011 2000
Displacement
1584 cc 1449 cc
Power
73.0 ch @ 5300 tr/min (53.7 kW) 63.0 ch @ 5200 tr/min (46.0 kW)
Torque
127.0 Nm @ 3000 tr/min 106.0 Nm @ 3500 tr/min
Compression ratio
9.2:1 8.9:1
Bore × stroke
95.3 x 111.1 mm (3.8 x 4.4 inches) 95.3 x 101.6 mm (3.8 x 4.0 inches)
Valves/cylinder
2 4
Fuel system
Injection. Electronic Sequential Port Fuel Injection (ESPFI) Carburettor
Valve timing
Double Overhead Cams/Twin Cam (DOHC) Overhead Valves (OHV)
Lubrication
Pressurized, dry-sump Dry sump. Internally mounted, crank driven gerotor pressure and dual scavenge pump.
Ignition
Single-fire, non-wasted, map-controlled spark ignition
Frame
Mild steel tubular frame; rectangular section backbone; stamped, cast, and forged junctions; forged fender supports; MIG welded Double berceau tubulaire en acier
Gearbox
6-speed 5-speed
Clutch
9-plate, wet  Wet 9-plate
Front suspension
41.3mm telescopic, “beer can” covers 41.3 mm
Rear suspension
Hidden, horizontal-mounted, coil-over Hidden, horizontal-mounted, coil-over shock
Front brakes
Single disc. 4-piston Single disc. Four-piston calipers.
Rear brakes
Single disc. 2-piston Single disc. Four-piston calipers.
Front tyre
140/75-R17 MT90-B16
Rear tyre
200/55-R17 150/80-B16
Seat height
699.00 mm 647.00 mm
Length
2396.00 mm 2395.00 mm
Fuel capacity
19.70 L 19.00 L
Weight
330.00 kg 324.00 kg
Dry weight
314.80 kg 302.00 kg
New price
20 725 € 20 445 €

Engine

Displacement
1449 cc
Power
63.0 ch @ 5200 tr/min (46.0 kW)
Torque
106.0 Nm @ 3500 tr/min
Engine type
V2, four-stroke
Cooling
Air
Compression ratio
8.9:1
Bore × stroke
95.3 x 101.6 mm (3.8 x 4.0 inches)
Valves/cylinder
4
Fuel system
Carburettor
Valve timing
Overhead Valves (OHV)
Lubrication
Dry sump. Internally mounted, crank driven gerotor pressure and dual scavenge pump.
Ignition
Single-fire, non-wasted, map-controlled spark ignition
Starter
Electric

Chassis

Frame
Double berceau tubulaire en acier
Gearbox
5-speed
Final drive
Belt   (final drive)
Clutch
 Wet 9-plate
Front suspension
41.3 mm
Rear suspension
Hidden, horizontal-mounted, coil-over shock
Front wheel travel
130 mm (5.1 inches)
Rear wheel travel
109 mm (4.3 inches)

Brakes

Front brakes
Single disc. Four-piston calipers.
Rear brakes
Single disc. Four-piston calipers.
Front tyre
MT90-B16
Front tyre pressure
2.48 bar
Rear tyre
150/80-B16
Rear tyre pressure
2.90 bar

Dimensions

Seat height
647.00 mm
Wheelbase
1638.00 mm
Ground clearance
130.00 mm
Length
2395.00 mm
Fuel capacity
19.00 L
Weight
324.00 kg
Dry weight
302.00 kg
New price
20 445 €

Overview

You remember the scene. Arnold Schwarzenegger, in Terminator 2, takes a motorcycle and disappears into the night. The heads-up display in the film indicates a Harley-Davidson Fat Boy, but unlike what the futuristic interface shows, the physical machine used on set was a 1991 Harley-Davidson FLSTF Fat Boy. This cinematic confusion didn't change anything, it simply cemented this massive silhouette in pop culture forever.

Harley-Davidson FLSTF Fat Boy

The Fat Boy, especially in its 2000 version with the Twin Cam 88, is a statement. It doesn't talk about performance, it talks about presence. With its 324 kg when fully fueled and its solid laced wheels, it establishes itself in space like a sculpted block of metal. The V2 engine of 1449 cc is not a demon of power, delivering 63 horsepower, a value that would make a modern sportbike laugh. But its torque of 106 Nm at 3500 rpm is the main argument. It doesn't propel, it pulls. It rolls with a low and rumbling authority, a sensation that figures don't capture.

Compared to Japanese cruisers of the time, often more lively and lighter, the Fat Boy plays a different game. It is a style machine, a desirable object for those who want an iconic silhouette. The Softail frame, with its faux rigid swingarm hiding the rear suspension, gives this pure and low line, with a seat height of only 647 mm. It's a physically accessible motorcycle, but intimidating by its mass. The 19-liter tank and the announced top speed of 170 km/h speak of quiet road use, not transcontinental raids.

The target audience is clear: the custom enthusiast, the fan of Harley aesthetics, the one who seeks an icon to ride, not a time trial champion. Improvements in this generation, such as dual disc brakes and reworked suspensions, are concessions to modernity, but they never transformed the Fat Boy into an agile machine. Its wheelbase of 1638 mm and its weight make it stable in a straight line, but not inclined to tight turns. The wide footpegs quickly remind you of their limits as soon as you look for a bit of lean angle.

With a price of €20,445 at the time, it was a significant investment for a specific philosophy. It is not an all-purpose motorcycle, it is a motorcycle to be. To feel, for the duration of a ride, like the protagonist of a mythical film. It remains, even today, a Harley-Davidson FLSTF Fat Boy S which symbolizes a certain idea of the road, heavy, chromed, and undeniably American.

Practical info

  • La moto est accessible aux permis : A

Indicators & positioning

Weight-to-power ratio
0.19 ch/kg
🔄
Torque / weight
0.33 Nm/kg
🔧
Volumetric power
43.5 ch/L
In category Custom / cruiser · 725-2898cc displacement (3428 motorcycles compared)
Power 63 ch Top 66%
46 ch median 74 ch 140 ch
Weight 324 kg Lighter than 29%
226 kg median 300 kg 378 kg
P/W ratio 0.19 ch/kg Top 82%
0.18 median 0.25 0.41 ch/kg

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