What did I just get myself into?

[Just Jeff]

Because I am my own worst enemy, I saw this and had to have it. Whizzer bottom end, but what model and how hard will it be to find the missing parts? After a little cleaning all the internals spin freely, but sadly the connecting rod needs new Babbitt poured.
My best guess is a model F engine or at least what’s left of one

 

[Billythekid]

Deal or no deal section just listed a nos cylinder for a f goodluck