That job [on Out to Sea], more than any I've ever done, I couldn't wait to get to work in the morning. And not only that, but I had a great part. So it was just beyond fun on every level.
Once a piece of writing gets to a moment where it's not going to get much better than it already is, marinate it. If you still like the piece, send it out and see what others think. If not, it's time to put it away and forget about it for a while.