Elias Harris scored 17 points and No. 3 Gonzaga crushed Santa Clara 85-42 on Wednesday night, the ninth win in a row for the Zags.
Kelly Olynyk added 15 points for Gonzaga (26-2, 13-0 West Coast), which is riding its best ranking in the poll ever.
Brandon Clark led Santa Clara (19-9, 7-6) with 14 points. Leading scorer Kevin Foster was saddled with three fouls in the first half and finished with just four points, 14 below his average.
Gonzaga needs one more victory to claim at least a share of the WCC regular season title it lost last season. The Broncos are battling to finish in the top four to earn a bye into the quarterfinals of the WCC tournament next month.
Santa Clara averages 75 points per game, and had not scored less than 60 points in a game all season. They lost just 81-74 at home against Gonzaga.