The main automatic transmission to use a torque converter (instead of a fluid coupling) was the Buick Dynaflow, which was launched for the 1948 product year. In usual driving, the Dynaflow applied only the top equipment, counting on the torque multiplication in the torque convertor at decrease speeds. The Dynaflow https://gearboxauto41738.snack-blog.com/34114433/the-smart-trick-of-gearbox-auto-that-nobody-is-discussing