On a drift car, you want to run the rear camber as close to zero as possible. This will usually give you the best tire wear and best forward bite. If you want a little more side grip, you can run some negative camber, but usually no more than 1 degree negative should be run. Don’t believe the negative camber hype — run little to no camber and you’ll be a better drifter.
Read more: http://www.superstreetonline.com/how-to/chassis-suspension/modp-1201-basic-drift-chassis-setup/#ixzz3UP28POEQ