At the heart of the 2006 Yamaha FZ1 naked motorcycle, Yamaha relies on a 998 cc (60.9 cu in) liquid-cooled in-line four, four-stroke powerplant. In factory specification, peak output is rated at 147.9 HP (108 kW) at 11,000 rpm while maximum torque reaches 106 Nm (78.2 lb-ft) at 10,800 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 148.2 HP per liter and a 200 rpm working window between peak torque (10,800 rpm) and peak power (11,000 rpm), the engine character is placing it firmly in high-revving supersport territory where top-end breathing dominates.
On the scales, the FZ1 measures 198 kg (437 lbs) dry, translating to a power-to-weight ratio of 0.75 HP/kg (1.34 kg per horsepower). Rider ergonomics and chassis geometry center around a 815 mm (32.1 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,460 mm (57.5 in) wheelbase engineered for balanced agility and highway composure. The 18-liter (4.8 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Yamaha archive, this model family spans 13 indexed model years from 2005 to 2017, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
148.2 HP/L
Power-to-Weight
0.75 HP/kg (1.34 kg/HP)
Power Band Window
10,800–11,000 rpm
Standover Height
815 mm (32.1 in)
Engine
Displacement998.0 ccm (60.90 cubic inches)
Engine TypeIn-line four, four-stroke
Engine DetailsIn-line four, four-stroke
Power147.9 HP (108.0 kW)) @ 11000 RPM
Torque106.0 Nm (10.8 kgf-m or 78.2 ft.lbs) @ 10800 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.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
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.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
