1986 Simson S51 n
 
          General motorcycle information
Engine and transmission
Displacement
        
                      3.11 cubic inches            (51.0 ccm)
                  
      Engine type
        
          Single cylinder, 2 stroke        
      Power
      
                  4.0 horsepowers          (3.0 kiloWatts)
           at 5500 RPM              
    Torque
      
                  -
              
    Compression
      
                  9:1
              
    Bore x stroke
      
                  2.32 x 2.68 inches (38.0 x 44.0 mm)              
    Fuel system
      
                  Carburettor              
    Cooling system
      
                  Air              
    Gearbox
      
                  4-speed              
    Transmission type, final drive
      
                  Chain              
    Starter
      
                  -
              
    Fuel consumption
      
                  2.00 litres/100 km, 50.0 km/l or 117.6 mpg              
    Top speed
      
                  80.0 kmh (49.7 mph)               
    Chassis, suspension, brakes and wheels
Front tyre
        
                      -
                  
      Rear tyre
        
                      -
                  
      Front brake
      
                                                          Expanding brake (drum)                        
    Rear brake
      
                                                          Expanding brake (drum)                        
    Physical measures and capacities
Dry weight
      
                  189.6 pounds (86.0 kg)              
    Seat height
      
                  -
              
    Wheelbase
      
                  -
              
    Ground clearance
      
                  -
              
    Fuel capacity
      
                  -
              
    Reserve fuel capacity
        
          0.26 gallons (1.0 litres)        
      Oil capacity
      
                  -
              
    Further motorcycle information
More specs
      
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    Insurance costs
        
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