PLA Stirling engine — project turning point

This is the last video on this phase of my PLA Stirling engine poject. I will be working on a new design based on what I have learned so far. Building a Stirling engine using 3D printed PLA plastic parts has been a very interesting challenge.
Here is an excellent video that describes the type of Stirling engine that I am trying to build next: https://www.youtube.com/watch?v=p42XrArULws

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