I think this site has some info on airburshing.
http://misbehavin-rc.com/
Might try RC universe, and possibly RC-Groups too.
Losi 8T 1.0, Savage Flux - XL style, LST XXL, Muggy, 3.3 E-Revo Conversion and sitting outside 425hp, 831 Tq Dodge Ram Turbo Diesel. It SMOKES