Pioneer, which entered the week a game behind Del Rio League frontrunners California and Whittier, got a monster game from senior Teran Massengill, who had 33 points and 22 rebounds in a 76-61 win over El Rancho.
The Titans, who are 13-7 overall and 3-2 in league play, hosts Santa Fe on Friday. They are at Whittier next Friday before hosting Cal on Feb. 11.
Cal and Whittier meet at Whittier on Friday with first place on the line.