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Motorcycles Specs > Yamaha > Yamaha MR50

Yamaha MR50 similar models

Yamaha MR50 Specs

The Yamaha MR50 model is a Enduro / offroad bike manufactured by Yamaha . In this version sold from year 1980 , the dry weight is 70.0 kg (154.3 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 MR50 is capable of reaching a maximum top speed of 100.0 km/h (62.1 mph) . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha MR50 have a Semi-double cradle, steel tubular frame with front suspension being Telescopic and in the rear suspension it is equiped with Swing arm monocross suspension . Stock tire sizes are 2.50-18-4PR on the front, and 3.00-16-4PR on the rear. As for stopping power, the Yamaha MR50 braking system includes Expanding brake (drum brake). Mechanical drum brake Leading - Trailing size 110 mm (4.3 inches) at the front and Expanding brake (drum brake). Mechanical drum brake Leading - Trailing size 110 mm (4.3 inches) at the rear. 

Yamaha MR50 General Information

Brand Yamaha 
Model Yamaha MR50 
Year 1980 
Year 1980 
Category Enduro / offroad 
Factory Warranty (Years / miles) Japan 

Yamaha MR50 Dimensions, Aerodynamics and weight

Frame type Semi-double cradle, steel tubular 
Seat details Plain 
Wheelbase 1,180 mm (46.5 inches) 
Length 1,835 mm (72.2 inches) 
Width 770 mm (30.3 inches) 
Height 1,020 mm (40.2 inches) 
Seat Height 740 mm (29.1 inches) If adjustable, lowest setting. 
Alternate Seat Height  
Ground Clearance 205 mm (8.1 inches) 
Trail size 94 mm (3.7 inches) 
Wheels details Chrome multi-spoke 
Front Tyres - Rims dimensions 2.50-18-4PR 
Rear Tyres - Rims dimensions 3.00-16-4PR 
Front brakes Expanding brake (drum brake). Mechanical drum brake Leading - Trailing 
Rear brakes Expanding brake (drum brake). Mechanical drum brake Leading - Trailing 
Front Brakes Dimensions - Disc Dimensions 110 mm (4.3 inches) 
Rear Brakes Dimensions - Disc Dimensions 110 mm (4.3 inches) 
Curb Weight (including fluids) 77.0 kg (169.8 pounds) 
Dry Weight 70.0 kg (154.3 pounds) 
Front Percentage of Weight  
Rear Percentage of Weight  
Weight-Power Output Ratio :  
Fuel Tank Capacity 6.50 litres (1.72 gallons) 
Reserve Fuel Capacity  
Carrying Details and Capacity Chrome rear pack rack. 
Front Suspension Telescopic 
Front Suspension Travel  
Rear Suspension Swing arm monocross suspension 
Rear Suspension Travel  

Yamaha MR50 Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details  
Fuel system Carburettor. VM16SH carburetor 
Engine size - Displacement - Engine capacity 49.00 ccm (2.99 cubic inches) 
Bore x Stroke 40.0 x 39.7 mm (1.6 x 1.6 inches) 
Compression Ratio 6.0:1 
Number of valves per cylinder  
Camshaft Valvetrain Configuration  
Maximum power - Output - Horsepower  
Maximum torque  
Engine Maximum RPM  
Cooling system Air 
Lubrication system  
Engine oil capacity 1.30 litres (0.09 quarts) 
Exhaust system Single pipe 
Transmission type, final drive ratio  
Clutch type Wet multi-disc 

Yamaha MR50 Performance

Top Speed 100.0 km/h (62.1 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  

Yamaha MR50 Electrical Systems, Ignition and Equipment

Ignition Type magneto ignition 
Electrical Details  
Starter Type Kick 
Instruments Speedometer, tachometer, neutral, flasher and oil warning 
Lights Headlight 6v 25/25W and taillight 6v 17/5.3W