The initial automatic transmission to implement a torque converter (as opposed to a fluid coupling) was the Buick Dynaflow, which was released for that 1948 product calendar year. In ordinary driving, the Dynaflow made use of only the top equipment, counting on the torque multiplication with the torque convertor at https://gearbox-auto76420.theideasblog.com/34277546/examine-this-report-on-gearbox-auto