Craig Aiken led OU with two of the Sooners' six hits. Seton Hall popped OU pitchers for 14 hits, with Mike Caputo and Dillon Hamilin getting four each.
The series continues at 2 p.m. Saturday.
BRONCHOS WIN OPENER
Landon Hallam threw six strong innings for Central Oklahoma, which trounced Arkansas-Fort Smith 11-1 in a baseball season opener at Wendell Simmons Field in Edmond. Hallam surrendered four hits and two walks, and he had all the run support he needed after the first inning. UCO's Dilon Argo had an RBI single, and Brad Lamberti added a home run.