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Motorcycles Specs > Yamaha > Yamaha IT

Yamaha IT Specs

The Yamaha IT model is a Enduro / offroad bike manufactured by Yamaha . In this version sold from year 1979 , the dry weight is 113.4 kg (250.0 pounds) and it is equiped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of  and a maximum torque of  . With this drive-train, the Yamaha IT is capable of reaching a maximum top speed of 136.8 km/h (85.0 mph) . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha IT have a Tubular steel double cradle frame with front suspension being forks and in the rear suspension it is equiped with Monoshock, nitrogen canister . Stock tire sizes are -3.00-21-4PR on the front, and -4.50-18-4PR on the rear. As for stopping power, the Yamaha IT braking system includes Expanding brake (drum brake) size  at the front and Expanding brake (drum brake) size  at the rear. 

Yamaha IT General Information

Brand Yamaha 
Model Yamaha IT 
Year 1979 
Year 1979 
Category Enduro / offroad 
Factory Warranty (Years / miles)  

Yamaha IT Dimensions, Aerodynamics and weight

Frame type Tubular steel double cradle 
Seat details  
Wheelbase 1,420 mm (55.9 inches) 
Length 2,210 mm (87.0 inches) 
Width 935 mm (36.8 inches) 
Height 1,170 mm (46.1 inches) 
Seat Height  
Alternate Seat Height  
Ground Clearance 275 mm (10.8 inches) 
Trail size  
Wheels details  
Front Tyres - Rims dimensions -3.00-21-4PR 
Rear Tyres - Rims dimensions -4.50-18-4PR 
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 113.4 kg (250.0 pounds) 
Front Percentage of Weight  
Rear Percentage of Weight  
Weight-Power Output Ratio :  
Fuel Tank Capacity 12.00 litres (3.17 gallons) 
Reserve Fuel Capacity  
Carrying Details and Capacity  
Front Suspension forks 
Front Suspension Travel 230 mm (9.1 inches) 
Rear Suspension Monoshock, nitrogen canister 
Rear Suspension Travel 205 mm (8.1 inches) 

Yamaha IT Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details  
Fuel system Carburettor. mikuni 
Engine size - Displacement - Engine capacity 397.00 ccm (24.22 cubic inches) 
Bore x Stroke 85.0 x 0.0 mm (3.3 x inches) 
Compression Ratio  
Number of valves per cylinder  
Camshaft Valvetrain Configuration Port control 
Maximum power - Output - Horsepower  
Maximum torque  
Engine Maximum RPM  
Cooling system Air 
Lubrication system pre mix 
Engine oil capacity  
Exhaust system expansion chamber 
Gearbox 5-speed 
Transmission type, final drive ratio Chain 
Clutch type wet multiple disc 
Driveline  

Yamaha IT Performance

Top Speed 136.8 km/h (85.0 mph) 
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 Electrical Systems, Ignition and Equipment

Ignition Type Magneto type 
Electrical Details  
Starter Type Kick 
Instruments  
Lights