S (stall issue): With this stage the turbine speed is zero as well as the impeller is rotating; the effectiveness within the stall stage is least, all over fifty%, which suggests that 50 % of the facility coming through the engine is misplaced through friction and dissipated as warmth; at https://torque-converter-clutch37924.blogitright.com/34106271/the-torque-converter-clutch-diaries