My favorite engine sound is the Toyota Hybrid TS030 going from electric to its V8. Also sounds like a spaceship.<p><a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=eRECqhIZwIA" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=eRECqhIZwIA</a>