1970 Yamaha YAS 1

Yamaha YAS 1
Picture credits: Randy. Click for large image of the 1970 Yamaha YAS 1
Yamaha YAS 1
Yamaha YAS 1

General motorcycle information

Model
Yamaha YAS 1
Year
1970
Category
Classic
Rating
  3.6 out of 5

Engine and transmission

Displacement
7.63 cubic inches (125.0 ccm)
Engine type
Twin, 2 stroke
Power
15.0 horsepowers (11.2 kiloWatts) at 8500 RPM
Torque
-
Compression
7:1
Bore x stroke
2.62 x 2.62 inches (43.0 x 43.0 mm)
Fuel system
-
Fuel control
Port control
Cooling system
Air
Gearbox
5-speed
Transmission type, final drive
Chain
Starter
-
Fuel consumption
-
Top speed
110.0 kmh (68.4 mph)

Chassis, suspension, brakes and wheels

Front tyre
2.50-18
Rear tyre
2.75-18
Front brake
Expanding brake (drum)
Rear brake
Expanding brake (drum)

Physical measures and capacities

Dry weight
-
Wet weight
231.5 pounds (105.0 kg)
Seat height
-
Wheelbase
-
Ground clearance
-
Fuel capacity
2.51 gallons (9.5 litres)
Oil capacity
-

Further motorcycle information

More specs
All technical data from Bikez.com.
Rating
Detailed 1970 Yamaha YAS 1 rating
Ask questions
Join the 1970 Yamaha YAS 1 discussion group
Insurance costs
Get estimated US insurance cost with a quote from Insurifinder.com.