After in the coupling period, the returning fluid will reverse route and now rotate during the path of your impeller and turbine, an effect which will attempt to forward-rotate the stator. At this stage, the stator clutch will launch and also the impeller, turbine and stator will all (kind of) https://torqueconverterclutch42963.ltfblog.com/33187099/top-guidelines-of-torque-converter-clutch