The impeller (one) is rotated with the crankshaft and it converts the mechanical Power in the crankshaft into kinetic Electrical power by Placing the fluid in motion. M (utmost effectiveness place): Within this position the torque converter hits its optimum efficiency as torque converter, the fluid flows without impression losses https://torqueconverterclutch61582.glifeblog.com/32949806/torque-converter-clutch-an-overview