4 loose exhaust valve seats!

Link to a video of what is being described here.
• #2 cylinder bore scope...
Revision 1…I cut a stale segment where there was local discussion of what are
the options with this engine.
I performed a borescope survey of a Continental IO 550 engine and found 4...that's right....4 loose...I had to remove audio and edit length of each segment to protect privacy and keep this short.