I pulled up the plane on Hobby Express and they say it needs a 60 sized E power. I have this setup in several 60 sized planes and it works very well. You can run APC E props from 16X8 to 18X6 without stressing the system.
Motor
GForce G60 Brushless Outrunner Motor (5065-400KV) - Outrunner for Airplanes - Motors - Power | Value Hobby
ESC
Hobbywing SkyWalker-20A ESC | Value Hobby
Battery
GForce Elite Series 30C 5000mAh 6S 22.2V LiPO | Value Hobby
Buzz.