A friend's son brought his motor over for me to check out. He said that it froze during duck season and they could not get it in gear. Maybe they put a good deal of force on it. It is a C25MSHQ. I took a short video of what it is doing.
https://youtu.be/HbTrjTJTNm4
https://youtu.be/HbTrjTJTNm4