Is there a video somewhere showing the air flow of all the cycles? Thought I saw something in one video that showed the inside of the rotor being used for something.
https://uploads-ssl.webflow.com/5f6086e9bbbabd41a20f2984/5f9...
https://uploads-ssl.webflow.com/5f6086e9bbbabd41a20f2984/5f9...