Senior center Sydney Tonack tossed in 14 points to lead the Cougars, who won their third straight game by at least 12 points, and improved to 5-3.
Portland Adventist, which reached the state semifinals last year, plays Clatskanie (3-3) at home Thursday then has two weeks of non-league play before picking up league action again.
De La Salle dropped to 2-4 and plays at Rainier (7-1) Thursday.