Stuck ring

[luvsaws]

I have been searching for info on why it happens but I have not came up with much so I thought I would ask your thoughts.I have a 455 rancher that has a stuck ring. I have one on the way from Bailey's but I would like to find out why it happend. Thanks for your time.

 

[Mad Professor]

I have been searching for info on why it happens but I have not came up with much so I thought I would ask your thoughts.I have a 455 rancher that has a stuck ring. I have one on the way from Bailey's but I would like to find out why it happend. Thanks for your time.

Seizure or very rich mix/carb setting,

Scores the former, black crud the latter