Piston displacement Cylinder:49.8cc;

Output:4.2hp/3.13kw;

Bore: 34mm ;

Stroke: 28mm ;

Carburetor:Walbro pump type;

Spark Plug:Resistor  Spark Plug;

Weight: 1,575g (Including muffler and ignition system);

Ignition Voltage:4.8V-6V;

Ignition:Computer Controlled auto advance,electronic ignition system;

Propeller:2-Blades(20*10  6900-7200rpm)

Speed range:1400--9000rpm;

Mixed than:(25-30):1(90% high otcane unleaded gasline);

Import gas into carbon fiber installations valves.

Cooling System:Air Cooled