The first automatic transmission to make use of a torque converter (in place of a fluid coupling) was the Buick Dynaflow, which was introduced for that 1948 design calendar year. In ordinary driving, the Dynaflow applied just the top rated equipment, counting on the torque multiplication of the torque convertor https://gearbox-auto08528.loginblogin.com/41512042/gearbox-auto-for-dummies