The Wildcats (4-0) took control with an 18-6 second-quarter run, building a 30-18 halftime edge as they downed the Blue Blazes (1-3) at York.
Reece Macdonald scored 13 points, and Lukas Bouchard had 12 points and 12 rebounds for York. Connor Roberge and Derek Parsons tossed in eight points apiece.
Jackson Young was the only double-figure scorer for Westbrook, with 10 points.