McAlester (24-3) turned it around in the second half and did it the only way it knows how: with balance.
No McAlester player scored in double digits, but Shaylee Griffin, Lashanda Green and Kirsty Cook all had eight points.
Savannah Carter scored 13 for Tulsa Memorial.
T. East Central 53, Tulsa Washington 38
A big first half by the Cardinals made sure there will be a new champion, knocking off the two-time defending champs.
The Cardinals raced out to a 26-10 lead. But Tulsa Washington cut the lead to 30-25 midway through the third, led by sophomore Mariah Gilliam.
The Cardinals weathered the storm and closed the quarter with a 7-2 run.
Tulsa East Central (24-4) was led by freshman Ariel Williams’ 12 points.
Gilliam scored all 13 of her points in the second half for BTW, and Kami Bunch pitched in with 10 points before fouling out.