In terms of pure sleepers, I'd go with DL Ingram-Dawkins from GA, DT Patrick Jenkins-Tulane, and Evans, TE-ND.
In terms of people who will outplay their draft position, I'll go with: LB Kiser, ND; WR Royals, Utah State, WR Horton, Colorado State; S Winston, Jr. PSU; and RB Sanders, South Carolina.