PHARR — The McAllen Memorial Mustangs (3-3, 2-1) showed their horsepower in a 42-38 sparring match win against PSJA Memorial (2-4, 1-2) on Thursday night.The powder-blue squad had turned some heads for their offense last week when they had put up 75 points against Rio Grande City — a fellow District 16 5A DI foe. This week was no different as four different Mustangs scored for the dub.Their offense proved that they can score early on and late in the game during clutch moments.Deep in the fourth quarter — with the score knotted up at 35 — PSJA Memorial’s Gael ...