Technical specifications
|
| Model: |
IT 490 |
| Years: |
1983 |
|
Engine:
|
Two stroke, single cylinder, read valve
|
|
Capacity:
|
487 cc / 29.7 cu-in
|
|
Bore x Stroke:
|
87 x 82 mm
|
|
Cooling System:
|
Air cooled
|
|
Compression Ratio:
|
4.9;1
|
|
Induction:
|
VM38SS Mikuni carburetor
|
|
Spark Plug:
|
Champion N3c
|
|
Ignition:
|
CDI
|
|
Max Power:
|
35 hp @ 6000 rpm
|
|
Max Torque:
|
31 lb-ft @ 5500 rpm
|
|
Transmission:
|
5 Speed
|
|
Final Drive:
|
Chain
|
|
Front Suspension:
|
43mm Telescopic adjustable forks
|
|
Front Wheel Travel:
|
300 mm / 11.8 in
|
|
Rear Suspension:
|
Mono shock, adjustable spring preload and rebound damping
|
|
Rear Wheel Travel:
|
300 mm / 11.8 in
|
|
Front Brakes:
|
Drum
|
|
Rear Brakes:
|
Drum
|
|
Front Tyre:
|
3.00 -21
|
|
Rear Tyre:
|
150/80 -18
|
|
Rake:
|
28°
|
|
Trail:
|
125 mm / 4.9 in
|
|
Wheelbase:
|
1435 mm / 56.5 in
|
|
Seat Height:
|
944 mm / 37.2 in
|
|
Ground Clearance:
|
332 mm / 13.1 in
|
|
Dry Weight:
|
112.5 kg / 248 lbs
|
|
Fuel Capacity:
|
13.6 Litres / 3.6 US gal
|