These are the known mechanical and performance specifications for your 1990 Yamaha DT 50.
Basic Specs
Engine
Displacement49.00 ccm (2.99 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM10000
Compression
Bore/Stroke
Valves/Cylinder
FuelingCarburettor. Mikuni
Ignition
Exhaust
Lubrication
CoolingLiquid
Performance
Horespower7.00 HP (5.1 kW)
Torque
Top Speed90.0 km/h (55.9 mph)
Fuel Economy & Polution
Fuel Consumption4.70 litres/100 km (21.3 km/l or 50.05 mpg)
Fuel Capacity
Emissions109.0 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight98.4 kg (217.0 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
Good beginner bike as you can drive it at 14. Makes noteable more power when baffle removed from exhaust. Can be wheelied with alot of tug.