The common torque converter structure dictates which the stator be prevented from rotating below any affliction, for this reason the phrase stator. In practice, nevertheless, the stator is mounted on an overrunning clutch, which helps prevent the stator from counter-rotating with regard for the prime mover but lets ahead rotation. https://torqueconverterclutch97529.bloggazza.com/33004980/the-best-side-of-torque-converter-clutch