Yamaha LB 70 Chappy - 1989 Specifications and Reviews

1989

General information
Category	Scooter
Year	1989
Model	Yamaha LB 70 Chappy
Engine and Transmission Specifications
Exhaust system	single pipe with catalyzer
Greenhouse gases	69.6 CO
Fuel consumption	3.00 litres/100 km (33.3 km/l or 78.41 mpg)
Clutch	automatic constant mesh
Transmission type,final drive	Chain
Gearbox	Automatic
Cooling system	Air
Lubrication system	Autolube
Ignition	mechanical
Fuel control	Membrane
Fuel system	Carburettor. Mikuni
Valves per cylinder	2
Bore x stroke	47.0 x 42.0 mm (1.9 x 1.7 inches)
Compression	5.8:1
Max RPM	6000
Top speed	72.4 km/h (45.0 mph)
Torque	5.90 Nm (0.6 kgf-m or 4.4 ft.lbs) @ 4000
Power	4.80
Engine type	Single cylinder, two-stroke
Capacity:	65.00 ccm (3.97 cubic inches)

Brakes, suspension, Frame and wheels
Rear brakes	Expanding brake (drum brake)
Front brakes	Expanding brake (drum brake)
Rear tyre dimensions	4.00-8-4PR
Front tyre dimensions	4.00-8-4PR
Rear suspension	monoshock
Front suspension	standard forks
Frame type	CrMo steel
Physical measures and capacities
Reserve fuel capacity	1.00 litres (0.26 gallons)
Fuel capacity	3.50 litres (0.92 gallons)
Wheelbase	1,050 mm (41.3 inches)
Ground clearance	135 mm (5.3 inches)
Overall width	665 mm (26.2 inches)
Overall length	1,565 mm (61.6 inches)
Overall height	925 mm (36.4 inches)
Seat height	710 mm (28.0 inches) If adjustable, lowest setting.
Power/weight ratio	0.0658 HP/kg
Dry weight	73.0 kg (160.9 pounds)

Other specs
Color options	yellow
Starter	Kick