General information |
Model name
|
Yamaha GT80 B |
Year
|
1975 |
Category
|
Enduro / offroad |
Rating
|
3.4 Check out the detailed rating of off-road capabilities, engine performance, maintenance cost, etc. Compare with any other bike. |
Engine and transmission |
Displacement
|
72.0 ccm (4.39 cubic inches) |
Engine type
|
Single cylinder, two-stroke |
Power
|
4.9 HP (3.6 kW)) |
Torque
|
6.1 Nm (0.6 kgf-m or 4.5 ft.lbs) @ 7200 RPM |
Top speed
|
91.0 km/h (56.5 mph) |
Max RPM
|
8000 |
Compression
|
6.0:1 |
Bore x stroke
|
47.0 x 42.0 mm (1.9 x 1.7 inches) |
Fuel system
|
Carburettor. Teikei |
Ignition
|
Points type Ignition |
Lubrication system
|
Auto Lube |
Cooling system
|
Air |
Gearbox
|
4-speed |
Transmission type
|
Chain (final drive) |
Clutch
|
Wet plate |
Exhaust system
|
Single tuned pipe |
Chassis, suspension, brakes and wheels |
Frame type
|
Steel |
Rake (fork angle)
|
32.0° |
Front suspension
|
Inverted forks |
Front wheel travel
|
102 mm (4.0 inches) |
Rear suspension
|
non-adjustable dual shock |
Rear wheel travel
|
76 mm (3.0 inches) |
Front tire
|
2.50-15 |
Rear tire
|
2.75-14 |
Front brakes
|
Expanding brake (drum brake) |
Diameter
|
127 mm (5.0 inches) |
Rear brakes
|
Expanding brake (drum brake) |
Diameter
|
127 mm (5.0 inches) |
Physical measures and capacities |
Dry weight
|
59.0 kg (130.0 pounds) |
Weight incl. oil, gas, etc
|
60.3 kg (133.0 pounds) |
Power/weight ratio
|
0.0831 HP/kg |
Fuel capacity
|
4.92 litres (1.30 US gallons) |
Other specifications |
Color options
|
White/Competition Yellow |
Starter
|
Kick |
Update specs | Report missing specs or required updates. |
Further information |
Insurance costs | Compare US insurance quotes from the nation's top providers. |
Parts finder | CMSNL provides
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Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
Ask questions | Join the 75 Yamaha GT80 B discussion group or the general Yamaha discussion group. |
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