1971 eldorado convertible lower radiator hose blew, engine always ran hot

What is your question?

After oil change driving and the water light came on and a loud knocking started got off at next exit and car died when stopped then a loud bang and steam the lower coolant hose and spring burst at the upper connection. Now when started without the hose yet fixed it has loud knocking

What makes this problem better or worse?

1971 year