mxu 50 Manuel atelier : Page 6

          1. GENERAL INFORMATION                                                                                                                  ATV 50



Model No.                      LB10                                               Air cleaner type                        Sponge




                                                         Fuel System
                                                                                  Fuel capacity                           8.1 liters
Name                           MXU 50




                                                                                  Carburetor
                                                                                       Type                               PB
Overall length                 1775 mm (71 in)                                         Main jet No.                       80
Overall width                  950 mm (38 in)                                          Venturi dia                        14 mm (0.56 in)
                                                                                       Throttle type                      Valve piston
Overall height                 1040 mm (41.6 in)
                                                                                                     Type                 CDI




                                                                                   Ignition System
                                                           Electrical Equipment
Wheel base                     1120 mm (44.8 in)
Engine type                    Air cooled 2-stroke                                                   Ignition timing      22°/2000 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   87 kg (191.4 lbs)                                  Battery Capacity                        12V8AH
Dry weight       Rear wheel    89 kg (195.8 lbs)
                                                                                  Clutch                  Type            CVT
                 Total         176 kg (387.2 lbs)
                                                           Power Drive System



                                                                                  Operation                               Automatic centrifugal
                 Front wheel   92 kg (202.4 lbs)
                                                                                                                          Type
Curb weight      Rear wheel    94 kg (206.8 lbs)
                                                                                                       Type               Chain drive
                 Total         186 kg (409.2 lbs)
                                                                                   Gear
                                                                                   Reduction




                 Front wheel   21*7-10                                                                 Reduction    1st 
Tires
                 Rear wheel    22*10-10                                                                ratio        2nd 
Ground clearance               165 mm (6.6 in)
                                                                                                     Final gear ratio     23.678
Min. turning radius           2900 mm (116 in)
                              Starting motor &                                    Front                  Caster angle   
      Starting system
                                                            Moving Device




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




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




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


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