The very first automatic transmission to utilize a torque converter (instead of a fluid coupling) was the Buick Dynaflow, which was launched to the 1948 product calendar year. In usual driving, the Dynaflow made use of just the prime equipment, counting on the torque multiplication in the torque convertor at https://gearbox-auto14568.blogthisbiz.com/40592743/the-basic-principles-of-gearbox-auto