NORMAN — Oklahoma will head into the 2026 fall with a foundation built on the offensive line. The Sooners retained several key offensive linemen — like Michael Fasusi , Ryan Fodje , Eddy Pierre-Louis , Jake Maikkula and Heath Ozaeta — from their 2026 squad during the offseason. They also added former Arkansas lineman E’Marion Harris from the transfer portal, and he’ll presumably start at one of OU’s tackle spots. With so many veterans on the line, OU coach Brent Venables believes the unit is in good shape — and he also believes that the backup linemen can be impactful if they are called upon.. After Oklahoma’s spring game on April 18, Venables underscored the unit’s depth. “Now you start feeling like, OK, we might have seven guys, maybe eight if somebody comes on,” Venables said. “It’s better than maybe what we thought.” True freshman Noah Best is one of the linemen who could be an important depth piece. Best is a 6-4, 316-pound lineman who hails from Midlothian, TX .…