They will likely call up Chris Schwinden from Triple-A Buffalo to start in place of Pelfrey on Friday.

WSJ: Sign of Summer: Mets Going on DL

That's possible, and if you assume that top prospect Zack Wheeler can do what Harvey did last year, it would leave 28 starts for Chris Schwinden types, about as many as there were last year.

WSJ: The Mets Are Pitching by the Numbers