The primary automatic transmission to utilize a torque converter (as an alternative to a fluid coupling) was the Buick Dynaflow, which was introduced with the 1948 design year. In ordinary driving, the Dynaflow utilised only the top rated gear, depending on the torque multiplication in the torque convertor at lessen https://gearboxauto08528.blogdosaga.com/34043048/gearbox-auto-for-dummies