Kuchar moved to 10th at the expense of Bubba Watson, who tied for 48th at the Wells Fargo Championship (Kuchar didn't play). Watson dropped back to 11th.
The only other change in the Top 10 had Paul Casey, despite missing the cut at the Wells Fargo, moving ahead of Woods for seventh in the rankings. Woods is eighth.
Lee Westwood, who has a rankings points average of 8.075, tops the list for a third consecutive week and 19th week overall. Martin Kaymer (7.422 average) is second with Luke Donald (7.331) third, Phil Mickelson (6.597) in fourth and Graeme McDowell (5.656) ranked No. 5.
The sixth spot is held by Rory McIlroy (5.391) with Casey (5.391) in seventh and Woods (5.366) eighth. Steve Stricker (5.338) is ninth ahead of Kuchar (5.261).
This week's major tour winners were Luke Glover, who claimed the PGA's Wells Fargo title and jumped from 110th to No. 49 in the rankings, and Thomas Aiken, who won his first European Tour title at the Spanish Open Sunday and moved from 104th to 73rd.