JC 23 EVO

Engine type ： 2 Stroke gasoline engine
Displacement：23cc
　　 Bore Stroke: 33.3mm 27mm
　　 Spark plug: NGK CM6 or JC CM6
　　 Carburetor: Walbro special-designing vacuum pump diaphragm type duplex needle carburetor
　　 Max power ： 3.5hp/9500rpm
　　 Practical running speed ： 1100 － 9500rpm
　　 Net Weight ： 980g (including 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 ： 16x8, 16x10, 17x8, 17x10, 18x8