These are the known mechanical and performance specifications for your 2011 Chang-Jiang Jawa 353 Replica.
Basic Specs

Engine
Displacement248.50 ccm (15.16 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression7.2:1
Bore/Stroke
Valves/Cylinder
FuelingCarburettor
Ignition
Exhaust
Lubrication
CoolingAir
Performance
Horespower11.80 HP (8.6 kW)
Torque
Top Speed90.0 km/h (55.9 mph)
Fuel Economy & Polution
Fuel Consumption3.00 litres/100 km (33.3 km/l or 78.41 mpg)
Fuel Capacity24.00 litres (6.34 gallons)
Emissions69.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
SeatDual seat
Seat Height
Alt. Seat Height
Total Height1,000 mm (39.4 inches)
Total Length2,400 mm (94.5 inches)
Total Width750 mm (29.5 inches)
Ground Clearance
Wheelbase
Dry Weight135.0 kg (297.6 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels
Comments
Chinese copy of 1950 Jawa 353 bike.