The first automatic transmission to utilize a torque converter (in lieu of a fluid coupling) was the Buick Dynaflow, which was released to the 1948 design year. In normal driving, the Dynaflow employed only the prime gear, counting on the torque multiplication on the torque convertor at reduced speeds. The https://gearbox-auto26891.get-blogging.com/34315284/examine-this-report-on-gearbox-auto