1. GENERAL INFORMATION GRAND DINK 250 SPECIFICATIONS Name & Model No. SH50DA Air cleaner type & No Paper element, wet Fuel System Motorcycle Name & Type GRAND DINK 250 Fuel capacity 9.1 liters Carburetor Overall length 2060mm Type CVK Overall width 770mm Piston dia. 30 Overall height 1360mm Venturi dia. 30 equivalent Wheel base 1435mm Throttle type Butterfly type Water cooled 4-stroke, Type CDI Engine type OHC engine Electrical Equipment Ignition System Displacement 249cc Ignition timing repeatedly Fuel Used 92# nonleaded gasoline Contact breaker Non-contact point type Front wheel 58 Spark plug NGK Net weight (kg) Rear wheel 92 DPR7EA-9 Total 150 Front wheel 63.5 Spark plug gap 0.9mm Gross weight(kg) Rear wheel 99.5 Battery Capacity 12V10AH Total 163 Clutch Type Dry multi-disc clutch Power Drive System Front wheel 120/70-12 sion Gear Transmis- Tires Type Non-stage transmission Rear wheel 140/70-12 Ground clearance 140mm Operation Automatic centrifugal Type Perform- Braking distance (m) 7.0m/30km/hr ance Type Two-stage reduction Gear Reduction Min. turning radius 2350mm Starting system Starting motor Reduction 1st 0.83~2.2 ratio 2nd 6.98 Type Gasoline, 4-stroke Cylinder arrangement Single cylinder Front Caster angle 27° Moving Device Combustion chamber type Semi-sphere Axle Connecting rod Valve arrangement O.H.C. Tire pressure Front 2.00 Bore x stroke (mm) 72.7 x 60 (kg/cm) Rear 2.25 Compression ratio 10.3:1 Turning Left 45° Compression pressure (kg/cm) 152 angle Right 45° Max. output (kw/rpm) 13.4/7000 Brake system Front Disk brake Engine Max. torque (N.m/rpm) 19.6/5500 type Rear Disk brake BTDC 8° Suspension Front Telescope Device Damping Intake Port ABDC 42° type Rear Double swing timing BBDC 33° Exhaust Shock absorber Front Telescope ATDC 1° type Rear Double swing Valve Intake 0.1 Frame type Under bone clearance (cold) Exhaust 0.1 Idle speed (rpm) 1700100rpm Lubrication type Forced pressure & System Lubrication wet sump Oil pump type Inner/outer rotor type Oil filter type Full-flow filtration Oil capacity 1.1 liters Cooling Type Water cooling 1-2