It wound up giving him a share of the lead.
Adam Scott and K.J. Choi led a surprising retreat at Innisbrook, allowing for a wild game of musical chairs at the top of the leaderboard. Sixteen players were separated by only three shots.
Streelman finished his 6-under-par 65 nearly three hours before the last group walked off the 18th green.
Justin Leonard ran off four birdies in a five-hole stretch around the turn and had the lead to himself before a bogey from the bunker on the 15th. He had 67.
George Coetzee bounced back from his lone bogey with a birdie on the rowdy 17th hole. That gave him 68.
They were tied at 6-under 207.
Shawn Stefani, the 31-year-old rookie who led by one after 36 holes, had 74 and still was only two shots behind. His day could have been much worse except for a tee shot that caromed off a tree and into the fairway on the second hole, and a big hook on the third that hit the tire of a golf cart and stayed in play.
The group one shot out of the lead included 2010 winner Jim Furyk (67) and Ben Kohles (69).
CHAMPIONS TOUR: In Newport Beach, Calif., David Frost maintained a one-stroke lead over Fred Couples in the Toshiba Classic, eagling the final hole for 5-under-par 66.
After opening with 63, Frost is at 13-under 129. The South African made an
18-foot putt for the eagle on the par-5 18th, while Couples two-putted from 35 feet for birdie and 66 of his own.
Jim Gallagher Jr. was third at 8-under after a 68.
Augusta native Larry Mize is tied for 62nd place after rounds of 73-72.
LPGA TOUR: In Phoenix, Ai Miyazato pulled back in front in the LPGA Founders Cup, making three birdies in a four-hole stretch on the back nine and saving par with a long putt on the par-4 finishing hole.
The diminutive Japanese star shot her second consecutive 5-under-par 67 after opening with a tournament-record 64. At 19-under 197, she had a two-stroke lead second-round leader Jee Young Lee (72 on Saturday) and Stacy Lewis (68).
The third-ranked Lewis, coming off a victory two weeks ago in Singapore, is in position to take the top spot in the world from Yani Tseng with a win today, as long as Tseng – who is tied for 63rd place – finishes third or worse.
EUROPEAN TOUR: In Greater Noida, India, Thomas Aiken shot 10-under-par 62 and will carry a three-shot lead into today’s final round of the Avantha Masters.
Aiken had eight birdies and an eagle in his third round to total 18-under 198 to move ahead of Liang Wenchong of China, whose 69 gave him 15 under. Kiradech Aphibarnrat (66) and David Drysdale (68) were at
Another stroke behind were Scott Hend (68), Joonas Granberg (69) and Tommy Fleetwood (69).