The pilot reported that during the takeoff rotation the airplane started to drift left and he immediately applied more right rudder, the left wing dipped, and the stall warning horn sounded. The pilot further reported that he decided to abort the takeoff and pulled the mixture to idle cutoff. The airplane collided with a fence, and sustained substantial damage to the firewall and left aileron.
The pilot reported that there were no pre impact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.