Ross Rivera had 11 points off the bench for the Tigers (12-8, 6-2 Big West).
The game was tied early in the second half when Taku and Kahlil Kelley had two field goals each to spark a Pacific push, making the score 50-42 with 15:24 remaining. The Tigers maintained that cushion for the rest of the way, as UC Davis got no closer than five.
Pacific shot 48.2 percent (27 of 56) from the floor and turned 18 UC Davis turnovers into 21 points.
Maryland point guard Melo Trimble, considered a lock to leave the program before struggling in the second half last season, has withdrawn from the NBA draft and will return for his junior season.
Louisville's Chinanu Onuaku, who recently underwent a medical procedure to correct a heart rhythm issue detected during the combine, will keep his name in the NBA draft pool.
Andrew White III will return to the Nebraska men's basketball team next season after removing his name from the NBA draft.