1989 Yamaha LB 70 Chappy Specs

motorcycle specs

These are the known mechanical and performance specifications for your 1989 Yamaha LB 70 Chappy.

Basic Specs

Year1989
MakeYamaha
ModelYamaha LB 70 Chappy
Cost

Engine

Displacement65.00 ccm (3.97 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM6000
Compression5.8:1
Bore/Stroke47.0 x 42.0 mm (1.9 x 1.7 inches)
Valves/Cylinder2
FuelingCarburettor. Mikuni
Ignitionmechanical
Exhaustsingle pipe with catalyzer
LubricationAutolube
CoolingAir

Drivetrain

GearboxAutomatic
Final DriveChain
Clutchautomatic constant mesh
Driveline

Performance

Horespower4.80 HP (3.5 kW)
Torque5.90 Nm (0.6 kgf-m or 4.4 ft.lbs)
Top Speed72.4 km/h (45.0 mph)

Fuel Economy & Polution

Fuel Consumption3.00 litres/100 km (33.3 km/l or 78.41 mpg)
Fuel Capacity3.50 litres (0.92 gallons)
Emissions69.6 CO2 g/km. (CO2 - Carbon dioxide emission)

Chassis

Frame TypeCrMo steel
Rake
Trail
Front Suspensionstandard forks
Front Travel
Rear Suspensionmonoshock
Rear Travel
Seat
Seat Height710 mm (28.0 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height925 mm (36.4 inches)
Total Length1,565 mm (61.6 inches)
Total Width665 mm (26.2 inches)
Ground Clearance135 mm (5.3 inches)
Wheelbase1,050 mm (41.3 inches)
Dry Weight73.0 kg (160.9 pounds)
Wet Weight

Wheels & Brakes

Front Tire/Tyre4.00-8-4PR
Rear Tire/Tyre4.00-8-4PR
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels

Comments

It appears you're interested in specifications for the Yamaha LB 70 Chappy. This Scooter model is powered by a Single cylinder, two-stroke engine with 65.00 ccm (3.97 cubic inches) of actual displacement before 5.8:1 compression. Fueling is metered via Carburettor. Mikuni allowing this machine to produce its 4.80 HP (3.5 kW) horsepower and 5.90 Nm (0.6 kgf-m or 4.4 ft.lbs) torque. According to our records engine heat of the Yamaha LB 70 Chappy is moderated by Air. You'll need to get familiar with the Automatic transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 4.00-8-4PR and the rear is 4.00-8-4PR . The entire package is supported by the frame, CrMo steel. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The Yamaha LB 70 Chappy was launched in 1989, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.

Real nice mini chopper