S (stall stage): On this level the turbine pace is zero plus the impeller is rotating; the performance during the stall point is bare minimum, all-around 50%, which means that 50 % of the ability coming in the motor is shed as a result of friction and dissipated as heat; https://torqueconverterclutch87518.digiblogbox.com/58930633/not-known-facts-about-torque-converter-clutch