The New RCGF 50cc is here. LIGHTER AND MORE POWERFUL RCGF 50cc Single Cylinder Gasoline Engine Air cooled. Ideal for 3D planes up to 9KG Scale up to 15KG SPECIFICATIONS: Capacity: 50cc Weight: 1630g incl. stand off's and ignition unit Power: 5hp at 7600RPM RCexl Ignition unit. Prop Range: 22X8 to 24X8