S (stall position): On this position the turbine speed is zero and the impeller is rotating; the effectiveness within the stall stage is minimum, close to 50%, which means that fifty percent of the ability coming within the engine is misplaced by means of friction and dissipated as warmth; at https://torque-converter-clutch07283.post-blogs.com/55154675/little-known-facts-about-torque-converter-clutch