To counter this impact, some autos Use a torque converter by using a lockup clutch. If the two halves in the torque converter get on top of things, this clutch locks them collectively, ensuring that the motor and gearbox spin at the exact same pace and minimizing electrical power loss. https://torqueconverterclutch29627.isblog.net/the-definitive-guide-to-torque-converter-clutch-51401230