For sure the engine needs split off. Not sure about the rear.
Soundguy and others here are very knowledgeable. They'll show up today.
Welcome to TBN. Sorry for your bad luck.
It is what it is. I do enjoy working on things but this seems like a pretty big job. And I hate that this tractor was misrepresented, guys said it was good to go, knowing he had jb welded the heck out of the Crack/hole in the bottom of the housing.