The torque converter makes it possible for the engine to idle if the automobiles is stopped While the transmission has a gear engaged. Because the title indicates, the torque converter converts (amplifies) the input torque on the engine into the next output torque. This specific feature from the torque converter https://torqueconverterclutch32074.59bloggers.com/34423058/not-known-facts-about-torque-converter-clutch