The first automatic transmission to implement a torque converter (as opposed to a fluid coupling) was the Buick Dynaflow, which was launched with the 1948 product 12 months. In regular driving, the Dynaflow employed only the best equipment, counting on the torque multiplication of your torque convertor at reduce speeds. https://collinrwvsn.digitollblog.com/33962382/how-much-you-need-to-expect-you-ll-pay-for-a-good-gearbox-auto