- 2 Stroke air cooled single cylinder
- Walbro membrane pump carburetor with dual needles and manual choke
- Automatic advancing electronic ignition

Engine Parameter:

Engine type ： 2—Stroke gasoline engine
Displacement：120cc
　　 Bore × Stroke: 45mm × 38mm(twin)
　　 park plug: NGK CM6 or JC CM6
　　 Carburetor: Walbro special-designing vacuum pump diaphragm type duplex needle carburetor
　　 Max power ： 12.5hp/8000rpm
　　 Practical running speed ： 1200 － 8000rpm
　　 Net Weight ： (incoulding CDI and muffler)
　　 Ignition system ： CDI battery ignition (battery voltage: 4.8v—6v)
　　 Grease oil ratio ： 25-30:1 used during the break-in (the initial 2 working hours); 35-40:1 used after the break-in.
Screw propeller dimension ：27x8, 27x10, 28x8, 28x10, 29x8

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