Casting number

I know I'm reviving an old thread I found a 360 with 4006830-360-2 code. When I went looking to decipher this code it brought this thread up. Add says it's been rebuilt but they seem to want too much money for it. It is on Facebook market place. Here is the add . What are the chances this is not the same engine.



Here's how to decode an engine...

How to ID a Small Block Engine Block: