The Northern Ireland striker has 20 goals to his name this season, and the Pilgrims claim to have received two bids for his services over the weekend.
But the sale of Lee Beevers to Lincoln will ease the finances at the club, meaning there is no pressure to sell Kirk.
Evans said: "Lee Beevers is a talented boy and we will miss him. I was left in a no-win situation; it was sell Kirk or Beevers.
"At least our main goalscorer is not going anywhere at present and that is key to our play-off hopes."