The torque converter is exactly what transfers power within the engine for the gearbox. It's a fluid coupling that makes use of hydraulic pressure to multiply the torque of the motor. The torque converter is built up of a few major components: the pump, the turbine, as well as stator. https://codymnkfb.elbloglibre.com/34072225/the-fact-about-filter-gearbox-that-no-one-is-suggesting