The primary automatic transmission to implement a torque converter (as an alternative to a fluid coupling) was the Buick Dynaflow, which was launched for your 1948 product calendar year. In typical driving, the Dynaflow made use of just the prime equipment, counting on the torque multiplication in the torque convertor https://gearbox-auto31863.yomoblog.com/40213803/gearbox-auto-for-dummies