Spec Sheet
The information below is specific to the Chinese Motorcycle - Engine K157FMI Suzuki 125 based (GY-2B and others) 02-11, showing anything for service information to the amount of fork oil or even the tyre pressures. If you would like to contribute any missing information, please use the edit link below.
Back.Chinese Motorcycle - Engine K157FMI Suzuki 125 based (GY-2B and others) 02
Bike Info
CC:
125
Service
Engine Oil Classification API:
SE
Engine Oil Grade SAE:
10W/40
Engine Oil quantity (litres):
1.0
Engine Oil quantity with filter (litres):
1.0
Idle Speed (rpm):
1500
Valve Clearance Cold - Exhaust:
0.1mm
Valve Clearance Cold - Inlet:
0.08mm
Dimensions
Dry Weight:
30 kg
Electrics
Voltage:
12v
Ignition:
CDI
Spark Plugs:
NGK-CR8E
Spark Plugs (Iridium):
NGK-CR8EIX
Engine
Type:
Air Cooled 4 Stroke SOHC Straight Single
Bore x Stroke:
56.5 X 49.5 MM
Carburation Main Jet:
0.975mm
Compression Ratio:
9:1
Displacement:
124 CC
No. of Valves:
2
Red line RPM:
10000
Starting:
Electric
Valve Train:
Simple Chain
Transmission
Chain type:
428
Clutch Type:
Wet Multiplate
Final Drive:
Sprocket
Gearchange Pattern:
1-N-2-3-4-5
Gear Ratio 1st:
3.000
Gear Ratio 2nd:
1.857
Gear Ratio 3rd:
1.368
Gear Ratio 4th:
1.143
Gear Ratio 5th:
0.957
Primary Drive:
Gear
Primary Drive Ratio:
4.056
Transmission:
5 speed
Misc.
Place of Manufacture:
China
Power
Max Power Output:
8.4Kw@9500rpm
Max Torque:
8.2 NM @ 7500 RPM
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All information presented on the website is given to the best of our knowledge at the given time. All information is intended to only as a guide. A major Japanese manufacturer's quote:
We reserve the right to vary our specification with or without notice, and as such time and in such manner as we think fit.