2002 Harley-Davidson FLSTFI Fat Boy Technical Analysis & Specification Breakdown
At the heart of the 2002 Harley-Davidson FLSTFI Fat Boy custom - cruiser motorcycle, Harley-Davidson utilizes a 1449 cc (88.4 cu in) air-cooled v2, four-stroke layout. In factory specification, maximum torque reaches 105 Nm (77.4 lb-ft) at 3,000 rpm. Internal engine geometry specifies a bore and stroke of 95.3 x 101.6 mm (3.8 x 4.0 inches) with a 8.8:1 compression ratio.
On the scales, the FLSTFI Fat Boy measures 320 kg (705 lbs) dry. Rider ergonomics and chassis geometry center around a 1,630 mm (64.2 in) wheelbase engineered for planted straight-line stability. The 18.9-liter (5 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Harley-Davidson archive, this model family spans 4 indexed model years from 2002 to 2006, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Engine
Displacement1449.0 ccm (88.42 cubic inches)
Engine TypeV2, four-stroke
Engine DetailsV2, four-stroke
Torque105.0 Nm (10.7 kgf-m or 77.4 ft.lbs) @ 3000 RPM
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
