With regards to the quantity of passages (ports) for controlling the oil move throughout the torque converter clutch, there are numerous varieties of torque converters: That is a element outside of what a simple fluid coupling offers, which may match rotational velocity but isn't going to multiply torque. Fluid-coupling–centered torque https://torqueconverterclutch16802.blogripley.com/34667785/torque-converter-clutch-for-dummies