The initial automatic transmission to make use of a torque converter (as opposed to a fluid coupling) was the Buick Dynaflow, which was released to the 1948 product calendar year. In ordinary driving, the Dynaflow used only the leading equipment, depending on the torque multiplication on the torque convertor at https://gearboxauto64061.blog2freedom.com/34149021/not-known-facts-about-gearbox-auto