Pump (Impeller): The driving member that is certainly hooked up towards the motor. It spins with the motor and moves transmission fluid in the torque converter. The stator sends the fluid coming back from the turbine into the pump. This increases the effectiveness from the torque converter. Note the spline, https://damieniomlj.blog2freedom.com/34251745/the-5-second-trick-for-torque-converter-clutch