Taylor, who was the low amateur at last months U.S. Open, shot a 1-under 70 on Tuesday and o maintained first place in qualifying on the Jimmie Austin Golf Course on the University of Oklahoma campus. He shot a 66 in the first round of stroke-play.
Rickie Fowler of Oklahoma State was among three players who tied for second place, four strokes behind Taylor.
Defending champion Jack Newman of Des Moines, Iowa, missed the cut by one stroke after finishing at 8-over 150. He competed in the John Deere Classic over the weekend, then drove through the night to make it to Oklahoma for the first round of qualifying Monday.