The primary automatic transmission to employ a torque converter (in place of a fluid coupling) was the Buick Dynaflow, which was released for that 1948 design calendar year. In typical driving, the Dynaflow made use of only the top equipment, counting on the torque multiplication from the torque convertor at https://gearboxauto64185.boyblogguide.com/32826664/little-known-facts-about-gearbox-auto