1. GENERAL INFORMATION ATV 50 SPECIFICATIONS Model No. LA10 Air cleaner type Sponge Fuel System Fuel capacity 8.1 liters Name MX'ER 50 Carburetor Type PB Overall length 1685 mm (67.4 in) Main jet No. 80 Venturi dia 14 mm (0.56 in) Overall width 980 mm (39.2 in) Throttle type Valve piston Overall height 1030 mm (41.2 in) Type CDI Ignition System Electrical Equipment Wheel base 1120 mm (44.8 in) Ignition timing 22°/2000 rpm Engine type Air cooled 2-stroke Displacement 49.4 cm3 (2.964 cu-in) Spark plug NGK-BR8HAS 92# nonleaded Spark plug gap 0.60.7mm Fuel Used gasoline Front wheel 67 kg (147.4 lbs) Battery Capacity 12V4AH Dry weight Rear wheel 73 kg (160.6 lbs) Clutch Type CVT Total 140 kg (308 lbs) Power Drive System Operation Automatic centrifugal Front wheel 73 kg (160.6 lbs) Type Curb weight Rear wheel 77 kg (169.4 lbs) Type Chain drive Gear Reduction Total 150 kg (330 lbs) Reduction 1st Front wheel 20*7-8 Tires Rear wheel 22*10-8 ratio 2nd Ground clearance 130 mm (5.2 in) Final gear ratio 23.678 Min. turning radius 2500 mm (100 in) Front Caster angle Starting motor & Moving Device Starting system kick starter Axle Trail length Type Air cooled 2-stroke Front 0.35 kgf/cm2 (35 kPa, Cylinder arrangement Single cylinder 4.97 psi) Tire pressure Combustion chamber type Semi-sphere Rear 0.35 kgf/cm2 (35 kPa, Valve arrangement Reed valve & piston 4.97 psi) 39 x 41.4 mm Turning Left 44° Bore x stroke angle Right 44° Engine (1.56 x 1.656 in) 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 type Rear Swing arm Intake Automatic controlled Port Close Shock Front Swing timing Open type b b Rear Swing arm Exhaust Automatic controlled Close Frame type SP pipe Intake Valve clearance Exhaust Idle speed (rpm) 1800 Lubrication type Separate type Oil pump type Plunger type Oil filter type Full-flow filtration 1-2