KAHUKU, Hawaii – Four-time defending champion Hale Irwin shot a bogey-free 6-under 66 to take a two-stroke lead over Allen Doyle after two rounds of the Turtle Bay Championship.

The 59-year-old Irwin is trying to win his fifth straight and sixth overall victory at Turtle Bay, the Champions Tour’s first full-field event of the year.

Irwin putted just 23 times and had six birdies in a steady round, moving to 11-under 133.

Doyle had just one bogey in his second round, getting three birdies on the front nine and three on the back for a 4-under 68 and a 9-under 135 total.

Dana Quigley, coming off a win at the MasterCard Championship last week, shot a 68 and was tied for third with Keith Fergus (69) and Morgan three strokes back

Don Pooley (67) and Larry Nelson (68) were at 137. Jerry Pate (67), Don Reese (68), Tom McKnight (68), Dick Mast (69) and Wayne Levi (70) were at 138.

The group at 139 included Tom Watson (69), Jim Ahern (68), John Harris (69), D.A. Weibring (69) and John Jacobs (69).