Performance : 21.5HP/7500rpm
Idle Speed : 1000 rmp/min
Static Thrust : 51kg/100 meters Altitude
Static Thrust : 44.6kg/1800meters Altitude
Recommended Propeller : 32×10 ; 32×12 ; 34×10 ;
Spark Plug Type : NGK CM6
Displacement : 222.5cm3
Diameter × Stroke : 45mm×35mm
Compression Ratio : 7.6：1
Lubrication Ratio : 30:1
Weight of Main Engine : 4860g
Weight of Exhaust : 470g
Weight of Ignition : 380g
Ignition voltage： 4.8V-8.4V

Performance : 21.5HP/7500rpm
Idle Speed : 1000 rmp/min
Static Thrust : 51kg/100 meters Altitude
Static Thrust : 44.6kg/1800meters Altitude
Recommended Propeller : 32×10 ; 32×12 ; 34×10 ;
Spark Plug Type : NGK CM6
Displacement : 222.5cm3
Diameter × Stroke : 45mm×35mm
Compression Ratio : 7.6：1
Lubrication Ratio : 30:1
Weight of Main Engine : 4860g
Weight of Exhaust : 470g
Weight of Ignition : 380g
Ignition voltage： 4.8V-8.4V