Originally Posted by jhberger

If you clamp the throttle from a dead stop with a high powered motor, the torque reaction will load up the right side of the car while unloading the left side. More traction on the right than on the left will make the car turn left.

Two choices: anticipate the torque steer and make a steering correction to the right. This may take some practice to get right. Or squeeeeeeze the throttle off the line to minimize the hard hit of the torque.