dinkstreet 125 Manuel atelier : Page 4

          1. GENERAL INFORMATION                                                                                          DOWNTOWN 125i

  SPECIFICATIONS
                                                                                      Air cleaner type & No               Paper element, wet




                                                               Fuel System
                                                                                      Fuel capacity                             12.5 L
Name                                DOWNTOWN125i
Model No.                              SK25AA
Overall length                         2200mm                                                Throttle type                   Butterfly type
Overall width                           800 mm
Overall height                         1410 mm




                                                                                       Ignition System
                                                                                                             Type                ECU




                                                                Electrical Equip.
Wheel base                             1542 mm
Engine type                                 O.H.C.
                                                                                                          Spark plug         NGK CR7E
Displacement                               124.8cc
Fuel Used                           92# nonleaded gasoline
                 Front wheel                 68                                               Spark plug gap     0.60.7mm
Net weight (kg) Rear wheel                    96                                      Battery     Capacity        12V10AH
                                                                                      Clutch Type            Dry multi-disc clutch
                                                                 Power Drive System
                     Total                   164


                                                                                          sion Gear
                                                                                          Transmis-
                 Front wheel                 70                                                          Type            Non-stage transmission
Gross weight(kg) Rear wheel                  104                                                         Operation       Automatic centrifugal
                     Total                   178                                                                                 type
                 Front wheel             120/80-14
                                                                                         Gear
                                                                                         Reduction
 Tires                                                                                                   Type            Two-stage reduction
                  Rear wheel             150/70-13                                                                             0.83~2.2
                                                                            Reduction 1st
RR Ground clearance                       140 mm                            ratio      2nd                                       10.41
Perform- Braking distance (m)          7.9m/30km/h
ance     Min. turning radius              2600mm                    Front Caster angle                                            28°
                                                                 Moving Device




                                       Starting motor               Axle     Trail length                                       140mm
         Starting system
                                                                    Tire pressure     Front                                       2.0
         Type                        liquid cooled 4 stroke         (kg/cm) 1         Rear                                       2.25
         Cylinder arrangement          Single cylinder              person
         Combustion chamber type        Semi-sphere                 Turning           Left                                       40?
         Valve arrangement               O.H.C.4V                   angle             Right                                      40?
         Bore x stroke (mm)               54 x 54.5
                                                              Brake system            Front                                   Disk brake
         Compression ratio                 11.7:1             type
         Compression pressure                                                         Rear                                    Disk brake
                                             15
                                                              Device
                                                              Damping




         (kg/cm)
                                                                                                                 Front        Telescope
         Max .horsepower (ps/rpm)      15/8750~9000
Engine




                                                                                      Suspension
         Max. torque (kg m/rpm)       1.17/8500~8750                                  type                       Rear     DOUBLE SWING
                Intake     Open          8 °BTDC
         Port (1mm)        Close         31° BTDC             Frame type                                                 PIPE UNDER BONE
         timing Exhaust    Open          32° BTDC
                (1mm)      Close         6 °BTDC
         Valve          Intake            0.10 mm
         clearance       Exhaust         0.10 mm
         Idle speed (rpm)                1850rpm
               Lubrication type      Forced pressure &
         System
         Lubrication




                                         Wet sump
               Oil pump type       Inner/outer rotor type
               Oil filter type      Full-flow filtration
                  Oil capacity             1.2 L
               Exchanging capacity         1.0 L
         Cooling Type                 Liquid cooling




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