General information of Yamaha YZ490
| Model | Yamaha YZ490 |
|---|---|
| Type | Motocross |
| Engine | 490.00 ccm (29.90 cubic inches) |
| Power | 55.00 HP (40.1 kW)) @ 7000 RPM |
| Torque | – |
Photos
Specifications
Model Yamaha YZ490 is a type of motorcycle Motocross, produced by Yamaha. This 1987 model.
Engine size 490.00 ccm (29.90 cubic inches), engine type Single cylinder, two-stroke, – valves per cylinder, 5-speed gearbox, and transmission the type Chain.
Fuel system – Carburettor. In the motorcycle Yamaha YZ490 1987 uses a cooling system of the type Air.
Full speed Yamaha YZ490 – -.
Acceleration from 0 to 100 km/h – -.
Fuel tank volume -, and a reserve of -. Fuel consumption averaged -.
Front brake – Single disc, -; rear brake – Expanding brake (drum brake), -. Stock tire sizes are – on the front, and – on the rear.
More technical specifications for Yamaha YZ490 1987, see below.
Specs Yamaha YZ490 1987
| Brand | Yamaha |
|---|---|
| Model | Yamaha YZ490 |
| Year | 1987 |
| Displacement | 490.00 ccm (29.90 cubic inches) |
| Engine type | Single cylinder, two-stroke |
| Power | 55.00 HP (40.1 kW)) @ 7000 RPM |
| Compression | – |
| Fuel system | Carburettor |
| Engine details | – |
| Max RPM | – |
| Cooling system | Air |
| Bore x stroke | – |
| Torque | – |
| Ignition | – |
| Starter | – |
| Oil capacity | – |
| Lubrication system | – |
| Valves per cylinder | – |
| Exhaust system | – |
| Gearbox | 5-speed |
| Transmission type, final drive | Chain |
| Clutch | wet plate |
| Driveline | – |
| Fuel consumption | – |
| Fuel control | – |
| Fuel capacity | – |
| Reserve fuel capacity | – |
| Wheels | – |
| Front tyre | – |
| Rear tyre | – |
| Front brakes | Single disc |
| Front brakes diameter | – |
| Rear brakes | Expanding brake (drum brake) |
| Rear brakes diameter | – |
| Wheelbase | – |
| Weight incl. oil, gas, etc | – |
| Dry weight | 107.0 kg (236.0 pounds) |
| Power/weight ratio | 0.5138 HP/kg |
| Seat height | – |
| Overall height | – |
| Overall length | – |
| Overall width | – |
| Carrying capacity | – |
| Ground clearance | – |
| Alternate seat height | – |
| Trail | – |
| Front suspension | – |
| Rear suspension | – |
| Rake (fork angle) | – |
| Front wheel travel | – |
| Rear wheel travel | – |
| Front percentage of weight | – |
| Rear percentage of weight | – |
| Top speed | – |
| 0-100 km/h (0-62 mph) | – |
| 1/4 mile (0.4 km) | – |
| Color options | red seat, white tank and plastics |
| Seat | – |
| Frame type | steel |
| Instruments | – |
| Emission details | – |
| Electrical | – |
| Light | – |
| Comments | – |
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