The main automatic transmission to make use of a torque converter (as an alternative to a fluid coupling) was the Buick Dynaflow, which was introduced to the 1948 design year. In ordinary driving, the Dynaflow utilised only the top equipment, counting on the torque multiplication on the torque convertor at https://dominickwywts.blogdomago.com/32713355/the-best-side-of-gearbox-auto