The pump is connected to the motor, and it pumps fluid (regular oil) to the torque converter. The turbine is connected to the gearbox, and it spins when the fluid in the pump hits it. Rxmechanic.com is really a participant from the Amazon Solutions LLC Associates Software, an affiliate advertising https://filter-gearbox63727.thezenweb.com/little-known-facts-about-filter-gearbox-72118561