The initial automotive application in the lock-up principle was Packard's Ultramatic transmission, launched in 1949, which locked up the converter at cruising speeds, unlocking if the throttle was floored for swift acceleration or since the auto slowed. Deciding on concerning a clutch and also a torque converter depends on the https://torqueconverterclutch58123.yomoblog.com/40567435/the-ultimate-guide-to-torque-converter-clutch