S (stall point): Within this issue the turbine speed is zero plus the impeller is rotating; the efficiency inside the stall stage is minimum, all over fifty%, meaning that half of the ability coming in the engine is missing by means of friction and dissipated as warmth; at this point https://torqueconverterclutch86307.answerblogs.com/34194649/the-5-second-trick-for-torque-converter-clutch