Drag build? Monster bandit build? 6.5 T motor. Thats fast. My uncle has a 6.5 in his mod 4wd buggy. Sad that my local tracks doesn't run mod classes anymore. Besides the one clay track but his is set up for carpet.
Some Drag people use 4.5 to 3.5 or even better, 3.0 motors. Those are FAST.
I got...