Kymco YUP / Sting 50

 

 

 

Make Model

Kymco YUP 50 / Sting

Year

2003 - 07

Engine

Two stroke, single cylinder

Capacity

49.4 cc / 3.0 cu in
Bore x Stroke 39 x 41.4 mm
Cooling System Forced air cooled
Compression Ratio 7.2:1
Lubrication Forced lubrication
Oil Capacity 1.3 L / 2.7 US pt
Exhaust 1-into-1

Induction

Keihin VE, 28.8 mm

Ignition 

CDI
Spark Plug NGK-BR8HSA
Battery 12V, 3AH
Starting Kick start

Max Power

YUP: 4.04 kW / 5.4 hp @ 7000 rpm

Speed Limit: 2.8 kW / 3.8 hp @ 6500 rpm

Max Torque

YUP: 5.6 Nm / 0.57 kgf-m / 3.98 ft lbs @ 6500 rpm

Speed Limit: 4.4 Nm / 0.45 kgf-m / 3.24 ft lbs @ 6000 rpm

Clutch Dry, multi-disc

Transmission 

Automatic
Final Drive Shaft/cardan
Frame Steel tubes and pressed steel boards

Front Suspension

Hydraulic fork, 33 mm
Front Wheel Travel 80 mm / 3.1 in

Rear Suspension

Mono swingarm with adjustable shock absorber
Rear Wheel Travel 70 mm / 2.8 in

Front Brakes

Single 220 mm disc, 2-piston caliper

Rear Brakes

Expanding drum
Wheels Alloy, 3-spoke

Front Tyre

120/70-12

Rear Tyre

130/70-12

Dimensions

Length: 1940 mm / 76.4 in

Width:     700 mm / 27.6 in

Height : 1120 mm / 44.1 in

Wheelbase 1296 mm / 51.0 in
Seat Height 828mm / 32.6 in

Dry Weight

97 kg / 214 lbs

Fuel Capacity 

5.3 L / 1.4 US gal
Colours Light green/silver, Light blue/silver, Rose/silver