The main automatic transmission to use a torque converter (rather than a fluid coupling) was the Buick Dynaflow, which was introduced for that 1948 model yr. In usual driving, the Dynaflow used only the best equipment, counting on the torque multiplication from the torque convertor at decreased speeds. The Dynaflow https://augustdlnpp.is-blog.com/40664848/how-gearbox-auto-can-save-you-time-stress-and-money