Curtis Mason exploded for 20 points on the strength of five three-pointers to lead Emery past Grand on Saturday in Moab.
Emery took a 19-point lead into halftime and coasted through the second half for the win.
Dallon Cologie added 12 points for the Spartans, and Logan Tuttle scored 11. Zak Hazlett and Brett Walker scored 15 and 11 points, respectively, for Grand.
Grand fell to 3-10 on the season and 0-3 in region play. The red Devils next travel to San Juan on Friday.
Emery improved to 6-7 overall and 1-2 in region play. Emery next visits San Juan on Saturday.