Specification:
- Performance: 2.5HP/9000rpm (2.5HP/9000rpm)
- Idle speed: 1750 rpm/m
- Static Thrust 6Kg / 100 meters Altitude
- Static Thrust 5.3Kg / 1800 meters Altitude
- Propeller: 14 X10 ; 15 X 8 ; 16 X 6 ; 16 X 8 ; 17 X 6
- Sparking plug: NGK CM6

Parameter:
- Exhaust Amount: 20cm3
- Diameter X stroke: 32mm×25mm
- Ratio of compression: 10.5：1
- Ratio of lubricating: 30:1
- Weight: Main engine: 650g ;Exhaust pipe: 50g ; Ignition equipment: 120g