The first automatic transmission to use a torque converter (rather than a fluid coupling) was the Buick Dynaflow, which was introduced for that 1948 model 12 months. In ordinary driving, the Dynaflow made use of just the best gear, depending on the torque multiplication in the torque convertor at reduce https://gearboxauto64185.boyblogguide.com/32826664/little-known-facts-about-gearbox-auto