Trevon Taylor had 13 points and six rebounds for the Mustangs (7-20). Stevenson added seven rebounds.
Toni Rocak had 24 points for the Tritons (13-16). Francis Nwaokorie added 21 points, while Jake Kosakowski scored 15.
The Mustangs improve to 2-0 against the Tritons this season. Cal Poly defeated UC San Diego 59-55 on Jan. 27.
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