The pump portion with the torque converter is hooked up towards the housing. HowStuffWorks The fluid then enters the blades on the turbine, which happens to be connected to the transmission. The turbine triggers the transmission to spin, sending electrical power through shafts, differentials, and out into the driving wheels. https://torqueconverterclutch10741.bloguetechno.com/torque-converter-clutch-options-69099468