Meet the DRL RacerX: the world’s fastest racing drone capable of max speed of 179.6mph speed. It achieved an average speed of 163.5mph to achieve the Guinness world record. The drone is handmade with 3D printed parts, BeeRotor 80A (10S) ESCs, 10S (42V) Powertrain, TMotor F80 2407 2500kv, and 2 1300mah batteries.
This video from the Drone Racing League shows this racing drone in action. More info is available here.