There are 2 stator side covers for an '83 on Ebay right now for $30. each. I believe the 82 & 83 were the same but not sure.
For $400 (also on Ebay) you could get a complete running engine, then part yours out to recover some cash.
For $400 (also on Ebay) you could get a complete running engine, then part yours out to recover some cash.