https://www.youtube.com/watch?v=EvHeVSOouWI

DJI Spark Repair with motor replacement

https://www.lazada.com.my/catalog/?q=spark+motor&_keyori=ss&from=input&spm=a2o4k.pdp.search.go.31437a1eY4bOWX

Motor Accessories Repair Parts For DJI SPARK Drone Authentic Brushless

http://www.helipal.com/multi-rotors_spare-parts-dji_dji-spark.html