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Yamaha Why - 2007 Specifications and Reviews

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Engine and Transmission Specifications

Transmission type,final driveBelt
GearboxAutomatic
Cooling systemAir
Lubrication systemSeperate lubrification
IgnitionCDI
Fuel systemCarburettor. Gurtner PY-12
Bore x stroke40.0 x 39.2 mm (1.6 x 1.5 inches)
Compression7.3:1
Torque3.50 Nm (0.4 kgf-m or 2.6 ft.lbs) @ 6250
Power3.21
Engine typeSingle cylinder, two-stroke
Capacity:49.00 ccm (2.99 cubic inches)
 
 

CategoryScooter
Year2007
ModelYamaha Why

Brakes, suspension, Frame and wheels

Rear brakes diameter110 mm (4.3 inches)
Rear brakesExpanding brake (drum brake)
Front brakes diameter220 mm (8.7 inches)
Front brakesSingle disc
Rear tyre dimensions80/90-16
Front tyre dimensions70/90-16
Rear suspensionHydraulic and telescopic fork
Front suspensionHydraulic and telescopic fork
 
 

Physical measures and capacities

Fuel capacity7.00 litres (1.85 gallons)
Wheelbase1,294 mm (50.9 inches)
Ground clearance125 mm (4.9 inches)
Overall width685 mm (27.0 inches)
Overall length1,940 mm (76.4 inches)
Overall height1,105 mm (43.5 inches)
Seat height765 mm (30.1 inches) If adjustable, lowest setting.
Power/weight ratio0.0440 HP/kg
Dry weight73.0 kg (160.9 pounds)

Other specs

StarterElectric & kick

Rider Reviews

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