That being said bigger motor will draw more power from the ESC so be prepared to replace the ESC too if the bigger motor end up being to much for the ESC
I know what you mean about feeling scammed been there myself before. If you think that motor is amazing put a 4pole true 540 motor in it and you prolly wont be able to keep the front wheels on the ground :)
One problem I see right off the bat is your motor. That motor is not really a 540 sized motor. Its a 380 motor stuck inside a 540 can. Any motor you see with those really deep cooling ridges in them are 380s not 540s. 380 sized motors are generally for use in 1/12 or 1/14th scale kits. For a...