The initial automatic transmission to utilize a torque converter (in lieu of a fluid coupling) was the Buick Dynaflow, which was released to the 1948 model year. In normal driving, the Dynaflow employed only the prime equipment, counting on the torque multiplication with the torque convertor at reduced speeds. The https://gearboxauto75285.jts-blog.com/33120187/5-simple-techniques-for-gearbox-auto