Generic Onyx 50 - Page 20

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Specification (QJ50QT-22D)
Model QJ50QT-22D
Engine type
QJ1E40QMB-4
Length mm
1940
Fuel type
Unleaded petrol
(92/95)
Width mm
730
No. of
cylinder
1
Height mm
1110
ID × stroke
40×39.2
Wheelbase mm
1305
Total
displacement
49.2CC
Forward
shaft
39
Startup
Electric/kick
Backshaft
62
Cooling
Air cooling
Weight kg
(Curb weight)
Total
102
Front outer
tyre
80/80-16
Lubrication
Separate
lubrication
Front rim 16 X1.6
Rear outer
tyre
90/80-16
Air filter
AF-B45
Tyre
Size
Rear rim 16 X1.85
Capacity of
gasoline
tank
5.5 L±0.2L
Clutch
Dry centrifugal
clutch
Variable speed
gear
Stepless
Engine
Carburetor
type
PZ19JB-2K
T
ransmissio
n
gear
Transmission
Belt transmission
Idle speed
1900±100rpm/min
Max. torque
4.36N.m/5250rpm
Battery
capacity
12V-4AH
Max. Hp
2.60kW/6500rpm
Electromagnetic
motor capacity
90W/5000rpm
Compression
ratio
6.9：1
Spark plug
BR8HSA（ NGK）
Performance
Max. speed
45km/h
Clearance of
spark plug
0.6-0.7mm
Electric
devices
Ignition
CDI
Braking
Dia. of fluid
brake disc,
front wheel
φ220mm