Yamaha IT 490 General Information |
|
| Brand | Yamaha |
| Model | Yamaha IT 490 |
| Start year | 1983 |
| Year | 1983 |
| Category | Enduro / offroad |
| Factory Warranty (Years / miles) | - |
Yamaha IT 490 Dimensions, Aerodynamics and weight |
|
| Frame type | - |
| Seat details | - |
| Wheelbase | - |
| Length | - |
| Width | - |
| Height | - |
| Seat Height | - |
| Alternate Seat Height | - |
| Ground Clearance | - |
| Trail size | - |
| Wheels details | - |
| Front Tyres - Rims dimensions | - |
| Rear Tyres - Rims dimensions | 150/80-18 |
| Front brakes | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) |
| Front Brakes Dimensions - Disc Dimensions | - |
| Rear Brakes Dimensions - Disc Dimensions | - |
| Curb Weight (including fluids) | - |
| Dry Weight | 125.0 kg (275.6 pounds) |
| Front Percentage of Weight | - |
| Rear Percentage of Weight | - |
| Weight-Power Output Ratio : | 0.2800 HP/kg |
| Fuel Tank Capacity | 13.60 litres (3.59 gallons) |
| Reserve Fuel Capacity | - |
| Carrying Details and Capacity | - |
| Front Suspension | 43mm Telescopic adjustable forks |
| Front Suspension Travel | 300 mm (11.8 inches) |
| Rear Suspension | Mono shock, adjustable spring preload and rebound damping |
| Rear Suspension Travel | 300 mm (11.8 inches) |
Yamaha IT 490 Engine and Transmission Technical Data |
|
| Engine type - Number of cylinders | Single cylinder, two-stroke |
| Engine details | - |
| Fuel system | Carburettor. 38mm Mikuni |
| Engine size - Displacement - Engine capacity | 487.00 ccm (29.72 cubic inches) |
| Bore x Stroke | 87.0 x 82.0 mm (3.4 x 3.2 inches) |
| Compression Ratio | 4.9:1 |
| Number of valves per cylinder | - |
| Camshaft Valvetrain Configuration | - |
| Maximum power - Output - Horsepower | 35.00 HP (25.5 kW) @ 6000 RPM |
| Maximum torque | 42.03 Nm (4.3 kgf-m or 31.0 ft.lbs) @ 5500 RPM |
| Engine Maximum RPM | - |
| Cooling system | Air |
| Lubrication system | - |
| Engine oil capacity | - |
| Exhaust system | - |
| Gearbox | 5-speed |
| Transmission type, final drive ratio | Chain |
| Clutch type | - |
| Driveline | - |
Yamaha IT 490 Performance |
|
| Top Speed | - |
| Acceleration 0 to 100 km/h (0 to 62 mph) | - |
| Acceleration 0 to 400m (1/4 mile) | - |
| Recuperation 60 to 140 km/h in highest gear | - |
| Fuel Consumption - MPG - Economy - Efficiency | - |
| CO2 emissions | - |
| Emissions | - |
Yamaha IT 490 Electrical Systems, Ignition and Equipment |
|
| Ignition Type | CDI |
| Electrical Details | - |
| Starter Type | Kick |
| Instruments | - |
| Lights | - |
