Yamaha
Yamaha

YB-1 Four

Yamaha · Klassiker · Baujahr 2002

Technische Daten

Bore x stroke
36.0 x 48.6 mm (1.4 x 1.9 inches)
Category
Classic
Compression
9.5:1
Cooling system
Air
Displacement
49.0 ccm (2.99 cubic inches)
Dry weight
83.0 kg (183.0 pounds)
Engine type
Single cylinder, four-stroke
Front brakes
Expanding brake
Fuel capacity
7.20 litres (1.90 US gallons)
Fuel control
Single Overhead Cams (SOHC)
Fuel system
Carburettor
Gearbox
4-speed
Ground clearance
130 mm (5.1 inches)
Model year
2002
Motorcycle name
Yamaha YB-1 Four
Overall height
960 mm (37.8 inches)
Overall length
1785 mm (70.3 inches)
Overall width
655 mm (25.8 inches)
Power output
4.1 HP (3.0 kW)) @ 7500 RPM
Power/weight ratio
0.0494 HP/kg
Rear brakes
Expanding brake
Seat height
745 mm (29.3 inches) If adjustable, lowest setting.
Torque
4.0 Nm (0.4 kgf-m or 3.0 ft.lbs) @ 6000 RPM
Transmission type
Chain (final drive)
Valves per cylinder
2
Wheelbase
1190 mm (46.9 inches)