These are the known mechanical and performance specifications for your 2009 Giantco Dolphin Twin 50.
Basic Specs
Engine
Displacement49.50 ccm (3.02 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression9.2:1
Bore/Stroke39.0 x 41.5 mm (1.5 x 1.6 inches)
Valves/Cylinder
Fueling
Ignition
Exhaust
Lubrication
CoolingAir
Performance
Horespower3.48 HP (2.5 kW)
Torque3.00 Nm (0.3 kgf-m or 2.2 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity4.20 litres (1.11 gallons)
Emissions
Chassis
Frame TypeSteel
Rake
Trail
Front SuspensionOil damped telescopic fork
Front Travel
Rear SuspensionOil damped coil spring
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height1,060 mm (41.7 inches)
Total Length1,875 mm (73.8 inches)
Total Width735 mm (28.9 inches)
Ground Clearance
Wheelbase1,315 mm (51.8 inches)
Dry Weight70.0 kg (154.3 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre3.50-10
Rear Tire/Tyre3.50-10
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels
Comments
Scooter made in China.