Heh, My B4 RS is a pretty tough little buggy, it surprises me every time I take it out, but yes, they are racers. Even with one set up I tend to dominate. I want to get a Mini Savage next for a basher, Save my B4 (or B5 there will be such a thing) for racing.
B4 Mamba. 'Nuf said.
RC18T (added wing)
GC-3 gatekeeper Losi Mini-Crawler
Original Mini LST (Exo-Tek LXT Single Servo Converson, Traxxas servo)
Soon to be Quadcopter.