The initial automatic transmission to work with a torque converter (instead of a fluid coupling) was the Buick Dynaflow, which was released to the 1948 design year. In usual driving, the Dynaflow used just the major equipment, counting on the torque multiplication in the torque convertor at decreased speeds. The https://gearboxauto86318.blogdun.com/34444139/gearbox-auto-secrets