The 1st automotive application of your lock-up theory was Packard's Ultramatic transmission, launched in 1949, which locked up the converter at cruising speeds, unlocking when the throttle was floored for swift acceleration or as the car or truck slowed. Torque converters are used in automated transmissions because they allow the https://torqueconverterclutch32103.blog-a-story.com/14739641/torque-converter-clutch-things-to-know-before-you-buy