The initial automatic transmission to make use of a torque converter (in place of a fluid coupling) was the Buick Dynaflow, which was introduced for the 1948 model yr. In ordinary driving, the Dynaflow used just the prime gear, counting on the torque multiplication on the torque convertor at reduce https://charlierchjo.elbloglibre.com/34123617/rumored-buzz-on-gearbox-auto