The torque converter clutch (TCC) is an important part within the torque converter, answerable for locking the engine and transmission collectively at cruising speeds. This is a function over and above what an easy fluid coupling presents, that may match rotational velocity but would not multiply torque. Fluid-coupling–centered torque converters https://juliusxxuso.bloggactif.com/35253273/torque-converter-clutch-no-further-a-mystery