Designed to be a direct swap out for your .40 to .46 size glow engine. The Turnigy EasyMatch G46 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 .40 ~ .46 glow engine.

Spec.
Battery: 4~5 Cell /14.4~18.5V
RPM: 420kv
Max current: 55A 
No load current: 11V/1.5A
Internal resistance: 0.032 ohm
Weight: 300g  (not including connectors)
Diameter of shaft: 6mm
Dimensions: 76x50m

Test Data:
18.5v - 14x10 Prop - 40A - 2650g Thrust
18.5v - 15x8 prop - 44A -  3150g Thrust