1L Bike>800RWHP supra>Stock zo6 vette. 95% of the cars produced can not accelerate faster then a 1L crotch rocket. By the time either of those cars got to 60 the bike would be to far ahead to catch on a 1/4. If it was a place where overall speed mattered then id say the supra would win.
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Driving definitions: Understeer is when you hit the wall with the front of the car and Oversteer is when you hit the wall with the rear of the car. Horsepower is how fast you hit the wall and Torque is how far you take the wall with you.