The Sailors are now in the three-way tie with Muskegon and Reeths-Puffer, all now 5-1 in conference action.
Mona Shores jumped out to a 14-2 first quarter lead and never looked back.
Lily Miller pace the Sailors with 12 points and Olivia Sobczak scored 11 points. Both Ali Phillips and Jenna Tierman tallied eight points in the win.
The Sailors (10-2) return to action at home on Friday when they host Wyoming.