The primary automotive software in the lock-up principle was Packard's Ultramatic transmission, introduced in 1949, which locked up the converter at cruising speeds, unlocking in the event the throttle was floored for swift acceleration or given that the motor vehicle slowed. The friction materials used to the lock−up piston is https://torque-converter-clutch53074.blogolize.com/torque-converter-clutch-can-be-fun-for-anyone-73033598