Before reaching the menu you have to select gamespeed The original game speed is 150cc If you want to beat the record you should play 200cc If you use a computer: Menu Z to start then Z to select a kart X to go back in the menu In Game Press and hold Z to accelerate Arrows keys to steer Use X to activate a power up Press D to toggle high/low resolution. High resolution will be more laggy. If you use your phone: Menu Z to start then Z to select a kart Click X to go back in the menu In Game Click Z to accelerate Click D to decelerate L=Left and R=Right Use X to activate a power up If you use a computer, you can click any key to remove the buttons