My it is 6370 belt drive 10s6p 90amps max batterie i put the amps of the controler to 6.5 a and it run whitout any problem the max amp that my remote show me was 33.5amp but i not sure if that for 1or both of the motor ! Do any one ever try to change after a wild the output voltage i run 10s my batterie add a problem so what to upgrade to 12s or i live to a 10s and put more 6p to 7p???and for that model of fsesc instal a alluminum plate and heat disipation and very important glue the capacitor to the plate and sory i forgot the name!! in french its call a( penture )for the controler to be easy accesible because you will open and close a lot