The torque converter is what transfers electric power through the engine to your gearbox. It is just a fluid coupling that uses hydraulic tension to multiply the torque on the engine. The torque converter is manufactured up of a few main pieces: the pump, the turbine, and the stator. Probably https://filtergearbox29504.ttblogs.com/13760809/the-2-minute-rule-for-filter-gearbox