Kyron Stokes scored 10 points for the Golden Eagles (14-13, 12-3 Summit), who have won 14 straight over the Thunderbirds dating back to 2003.
Lewis grabbed nine rebounds, helping Oral Roberts outrebound Southern Utah 33-30. The Eagles had 10 offensive rebounds that led to 13 second-chance points.
Oral Roberts led 18-16 with 8:30 left in the first half before pulling away with a 12-4 run. Southern Utah went nearly five minutes without scoring during that stretch and trailed 30-20 at halftime.
The Eagles led the entire second half. Their largest lead, 61-42, came on Jarvis? baseline jumper with 3:42 left.