mxu 50 Manuel atelier : Page 7

          1. GENERAL INFORMATION                                                                                                               ATV 50



Model No.                      LB10                                               Air cleaner type                       Sponge




                                                         Fuel System
                                                                                  Fuel capacity                          8.1 liters
Name                           MXU 50 REVERSE




                                                                                  Carburetor
                                                                                       Type                              PB
Overall length                 1786 mm (71 in)                                         Main jet No.                      80
Overall width                  958 mm (38 in)                                          Venturi dia                       14 mm (0.56 in)
                                                                                       Throttle type                     Valve piston
Overall height                 1010 mm (40 in)
                                                                                                     Type                CDI




                                                                                   Ignition System
                                                           Electrical Equipment
Wheel base                     1105 mm (44 in)
Engine type                    Air cooled 2-stroke                                                   Ignition timing     13.5°/1500 rpm

Displacement                   49.4 cm3 (2.964 cu-in)                                                Spark plug          NGK-BR8HAS
                               92# nonleaded
Fuel Used                                                                                            Spark plug gap      0.60.7mm
                               gasoline
                 Front wheel   78 kg (171.6 lbs)                                  Battery Capacity                       12V8AH
Dry weight       Rear wheel    80 kg (176 lbs)
                                                                                  Clutch                 Type            CVT
                 Total         158 kg (347.6 lbs)
                                                           Power Drive System



                                                                                                                         Automatic centrifugal
                 Front wheel   83 kg (182.6 lbs)                                  Operation
                                                                                                                         Type
Curb weight      Rear wheel    84 kg (184.8 lbs)
                                                                                  Primary reduction
                                                                                                                          Helical gear/spur gear
                 Total         167 kg (36734 lbs)                                 system
                 Front wheel   21*7-10                                            Secondary reduction
Tires                                                                                                                          Chain drive
                                                                                  system
                 Rear wheel    22*10-10                                           Primary reduction ratio                       1.2 ­ 3.5
Ground clearance               162 mm (6.6 in)                                    Secondary reduction
                                                                                                                                  20.12
                                                                                  ratio
Min. turning radius           2900 mm (116 in)
                                                                                  Reverse ratio                                   46.11
                              Starting motor &                                    Front Caster angle                    
      Starting system
                              kick starter
                                                            Moving Device




      Type                    Air cooled 2-stroke                                 Axle Trail length                     
      Cylinder arrangement    Single cylinder                                                    Front                  0.28 kgf/cm2 (28 kPa, 4
      Combustion chamber type Semi-sphere                                                                               psi)
                                                                                  Tire pressure
      Valve arrangement       Reed valve & piston                                                                 Rear 0.28 kgf/cm2 (28 kPa, 4
                              39 x 41.4 mm                                                                              psi)
      Bore x stroke                                          Turning                                              Left  40°
Engine




                              (1.56 x 1.656 in)
      Compression ratio       7.2:1                          angle                                                Right 40°
                              12 kgf/cm2 (1200 kPa,     Brake system                                              Rear Disk brake
      Compression pressure
                              170.4 psi)                type                                                      Front Drum brake
                       Open                                  Suspension                                           Front Swing
              Intake          Automatic controlled
                                                        Device
                                                        Damping




      Port             Close                                 type                                                 Rear Swing arm
      timing           Open                                  Shock                                                Front Swing
              Exhaust         Automatic controlled
                       Close
                                                             type b
                                                              b                                                   Rear Swing arm
                      Intake 
      Valve clearance                                   Frame type                                                      SP pipe
                      Exhaust 
      Idle speed (rpm)        1800
Lubrication type              Separate type
Oil pump type                 Plunger type
Oil filter type               Full-flow filtration


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