Designed to be a direct swap out for your .60 size glow engine. The Turnigy EasyMatch G60 brushless outrunner will provide more power and with its high efficiency, long run times. A quality motor, built specifically for planes designed to fly with a .46 ~ .62 glow engine. Spec. Battery: 5~7 Cell /18.5~25.9V RPM: 500kv Max current: 65A No load current: 11V/1.9A Current capacity: 65A/15sec Internal resistance: 0.017 ohm Weight: 360g (not including connectors) Diameter of shaft: 6mm Dimensions: 81x50mm Test Data: 14.8v - 14x10 prop - 38A - 2200g Thrust 14.8v - 15x8 prop - 41A - 2650g Thrust 18.5v - 13x8 prop - 47A - 2850g Thrust