Checkered Flag of Victory - S1.E21

To put an end to the fierce battle, Ahab takes off his armor and reveals his true identity. He then challenges the Saionji Racing Team on the condition that the loser retires from the racing world. In order to defeat Ahab, the Doctor installs a V5 engine into the Hayabusa. Have everyone master the one-wheel method. And now, the battle for the future of the racing world has begun!