Kymco Yup 50
Kymco Yup50 | |
Manufacturer | |
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Also called | Yup, Yup 50, YUP50 |
Production | 2005 - 2008 |
Class | Scooter |
Engine | air-cooled, two-stroke, single cylinder, SOHC |
Bore / Stroke | 38.1mm x 38.1mm |
Compression ratio | 7.2:1 |
Horsepower | 4.96 HP (3.7 KW) @ 7000RPM |
Torque | 3.69 ft/lbs (5.0 Nm) @ 6500RPM |
Fuel System | 28mm Keihin VE carburetor |
Spark Plug | NGK BR8HSA |
Battery | YUASA YTX4L-BS |
Transmission | Gear box: CVT Final Drive: shaft |
Suspension | Front: telescopic fork Rear: monoshock |
Brakes | Front: single 200mm disc, 2-piston caliper Rear: drum |
Front Tire | 120/70-12 |
Rear Tire | 130/70-12 |
Wheelbase | 50.98 inches (1295 mm) |
Length | 76.42 inches (1941 mm) |
Width | 27.6 inches (701 mm) |
Height | 44.29 inches (1125 mm) |
Seat Height | 32.6 inches (828 mm) |
Weight | 213.85 pounds (97.0 Kg) (dry), 97.0 kg (wet) |
Manuals | Service Manual |
The Kymco Yup 50 was a air-cooled, two-stroke, single cylinder, SOHC scooter produced by Kymco between 2005 and 2008. Max torque was 3.69 ft/lbs (5.0 Nm) @ 6500 RPM. Claimed horsepower was 4.96 HP (3.7 KW) @ 7000 RPM.
Engine[edit | edit source]
The engine was a air cooled air-cooled, two-stroke, single cylinder, SOHC. A 38.1mm bore x 38.1mm stroke result in a displacement of just 49.0 cubic centimeters. Fuel was supplied via a single overhead cams (sohc).
Drive[edit | edit source]
The bike has a CVT transmission.
Chassis[edit | edit source]
It came with a 120/70-12 front tire and a 130/70-12 rear tire. Stopping was achieved via single 200mm disc, 2-piston caliper in the front and a drum in the rear. The front suspension was a telescopic fork while the rear was equipped with a monoshock. The bike weighed just 213.85 pounds (97.0 Kg). The wheelbase was 50.98 inches (1295 mm) long.
2007 Kymco Yup 50[edit | edit source]
The 2007 MY Kymco Yup 50 has, at its heart, an air-cooled, two-stroke, 49cc, single cylinder engine paired to a continuously variable transmission (CVT) and can produce 5 horsepower and 5 Nm of torque. This entry-level machine has been designed to fit the taste of the more nostalgic among Kymco fans, and boasts 60's and 70's Vespa DNA embedded in its design. Standard features include a single disc front brake, alloy rims, an under-seat storage compartment and pillion grab handles.
2008 Kymco Yup 50[edit | edit source]
The 2008 MY Kymco Yup 50 sports an air-cooled, two-stroke, 49cc, single cylinder lump paired to a continuously variable transmission, and can produce 5 horsepower and 5 Nm of torque. As its larger bore sibling, the Yup 250, this entry-level scooter was designed for riders of all ages and experience levels. Standard features include an under-seat storage compartment, pillion grab handles, and a front disc brake.
Specifications[edit | edit source]
Make Model | Kymco YUP 50 / Sting |
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Year | 2003 - 07 |
Engine Type | Two stroke, single cylinder |
Displacement | 49.4 cc / 3.0 cu in |
Bore X Stroke | 39 x 41.4 mm |
Cooling System | Forced air cooled |
Compression | 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 Ø |
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, Ø 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 Ø disc, 2-piston caliper |
Rear Brakes | Expanding drum |
Wheels | Alloy, 3-spoke |
Front Tire | 120/70-12 |
Rear Tire | 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 |