These are the known mechanical and performance specifications for your 1968 Moto Morini 150.
Basic Specs

Engine
Displacement150.00 ccm (9.15 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression
Bore/Stroke
Valves/Cylinder2
FuelingCarburettor
Ignitionsingle coil and point set
Exhaustsinle
Lubricationwet sump
CoolingAir
Fuel Economy & Polution
Fuel Consumption3.61 litres/100 km (27.7 km/l or 65.16 mpg)
Fuel Capacity7.57 litres (2.00 gallons)
Emissions83.8 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame Typesingle downtube cradle
Rake
Trail
Front Suspension
Front Travel
Rear Suspension2 shocks/springs
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight99.8 kg (220.0 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesExpanding brake (drum brake). cable actuated
Front Brake Diameter
Rear BrakesExpanding brake (drum brake). rod actuated
Rear Brake Diameter
Wheels
Comments
Avery quick, strong bike for a 150cc four-stroke. Imported and sold by Camrod Motorcycles in New York City. Believe I paid Dollars 400 new.