These are the known mechanical and performance specifications for your 2016 PGO B1-50.
Basic Specs

Engine
Displacement49.00 ccm (2.99 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke
Valves/Cylinder
FuelingCarburettor
Ignition
Exhaust
Lubrication
CoolingAir
Performance
Horespower3.08 HP (2.2 kW)
Torque3.50 Nm (0.4 kgf-m or 2.6 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity6.00 litres (1.59 gallons)
Emissions
Chassis
Frame TypeSteel
Rake
Trail
Front SuspensionTelescopic fork
Front Travel
Rear SuspensionUni-Absorber
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height1,155 mm (45.5 inches)
Total Length1,870 mm (73.6 inches)
Total Width710 mm (28.0 inches)
Ground Clearance
Wheelbase1,280 mm (50.4 inches)
Dry Weight103.0 kg (227.1 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre120/70-12
Rear Tire/Tyre130/70-12
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels
Comments
Made in Taiwan. Also called PGO Libra 50.