Penn State's latest ranking comes after a 63-7 victory over FCS side Delaware on Saturday.
The Nittany Lions' running backs had four touchdowns and 250 rushing yards against Delaware.
The Nittany Lions' defense held Delaware to 140 total yards during Saturday's matchup.
Against the Blue Hens, Allar and Pribula demonstrated the Nittany Lions have two reliable options at quarterback.
The Nittany Lions' ground game paved the way with 315 rushing yards.
The Nittany Lions will be missing at least one wide receiver and three defensive players.