Young scored 23 points and grabbed 15 rebounds in what was the 76ers' second straight win.
Sacramento trailed by 15 at halftime, but cut that deficit to four heading into the fourth period and took a 73-72 lead with 10:35 to play. The Kings then scored just two points over the next 9 minutes while Philadelphia was inching in front.
Sacramento made only 2-of-16 from the field in the fourth quarter and shot 37 percent for the game.
Jrue Holiday added 21 points for Philadelphia and Nick Young had 20. The 76ers have won two in a row for the first time since late November.
Sacramento, which has lost two straight and six out of seven, was led by Tyreke Evans with 29 points.