The final word about drifting is
1) stock motors will do fine
2) just about any car with any settings (conventional settings)
3) PVC pipe tires
4) practice throttle control and knowing when the back of your car starts to slide
Drifting is the cheapest form of RC.
If you have any doubts, check out all the Singapore Drift Vids at:
http://www.frequency-rc.com
My friends and I have been doing the above.