S (stall position): In this particular level the turbine velocity is zero along with the impeller is rotating; the performance inside the stall place is minimum, about 50%, which means that 50 percent of the power coming in the motor is lost by friction and dissipated as warmth; at this https://torque-converter-clutch64185.wizzardsblog.com/33923145/the-2-minute-rule-for-torque-converter-clutch