1979 Yamaha IT

General motorcycle information

Model

Yamaha IT

Year

1979

Engine and transmission

Displacement

24.22 cubic inches (397.0 ccm)

Engine type

Single cylinder, 2 stroke

Power

36.7 horsepowers (27.4 kiloWatts) at 6500 RPM

Torque

29.66 pound-foot/lbf-ft (40.21 Nm / 4.10 kgf-m)

Compression

7.9:1

Bore x stroke

5.19 x 3.91 inches (85.0 x 64.0 mm)

Fuel system

Carburettor

Fuel control

Port control

Cooling system

Air

Gearbox

6-speed

Transmission type, final drive

Chain

Starter

Kick

Fuel consumption

Top speed

136.8 kmh (85.0 mph)

Chassis, suspension, brakes and wheels

Front suspension travel

14.03 inches (230.0 mm)

Rear suspension travel

12.51 inches (205.0 mm)

Front tyre

3.00-21

Rear tyre

5.10-18

Front brake

Expanding brake (drum)

Front brakes diameter

7.93 inches (130.0 mm)

Rear brake

Expanding brake (drum)

Rear brakes diameter

9.15 inches (150.0 mm)

Physical measures and capacities

Dry weight

250.0 pounds (113.4 kg)

Seat height

Wheelbase

86.7 inches (1420 mm)

Overall length

134.8 inches (2210 mm)

Overall width

57.0 inches (935 mm)

Overall height

71.4 inches (1170 mm)

Ground clearance

16.8 inches (275 mm)

Fuel capacity

3.17 gallons (12.0 litres)

Oil capacity

Further motorcycle information

More specs

All technical data from Bikez.com.

Rating

Detailed 1979 Yamaha IT rating

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