Machine Hayabusa S01 E11 Birth of Engine V3

Angered by the news of his retirement, Tsurugi takes out his frustration at the constant tests on the doctor. The doctor was developing a new V3 engine to overcome Hayabusa's weaknesses. Although the prototype was completed, the experiment failed. Tsurugi, who will be participating in a race in the Himalayas, decides to install a V3 engine on the condition that the engine speed does not increase.