The primary automatic transmission to use a torque converter (instead of a fluid coupling) was the Buick Dynaflow, which was released with the 1948 product 12 months. In regular driving, the Dynaflow used only the prime equipment, counting on the torque multiplication on the torque convertor at reduce speeds. The https://gearbox-auto92580.loginblogin.com/41101005/top-latest-five-gearbox-auto-urban-news