Attribute | ![]() Yamaha LB 3 bop 80 1979 × | ![]() Honda ST 70 DAX 1978 × |
---|---|---|
General | ||
Production from (year) | 1979 | 1978 |
Make | Yamaha | Honda |
Model | Yamaha LB 3 bop 80 | Honda ST 70 DAX |
Category | Scooter | Naked bike |
Engine and transmission | ||
Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
Valves per cylinder | - | 2 |
Displacement (cm³) | 73 | 72 |
Power (kw) | 3.6 | 3.8 |
Cooling system | Air | Air |
Transmission type,final drive | Chain | Chain |
Bore (mm) | 47 | 47 |
Stroke (mm) | 42 | 41.4 |
Gearbox | 3-speed | 3-speed |
Fuel control | Membrane | Overhead Cams (OHC) |
Compression | 5.8:1 | 8.8:1 |
Chassis | ||
Front brakes | Expanding brake | Expanding brake |
Rear brakes | Expanding brake | Expanding brake |
Front tyre | 4.00-10 | 3.50-10 |
Rear tyre | 4.00-10 | 3.50-10 |
Dimensions | ||
Kerb weight (kg) | 82 | 75 |
Performance | ||
Top speed (km/h) | 65 | 75 |
Fuel capacity (l) | 3.5 | 2.5 |