1974 Plymouth Barracuda Transmission Swap - Out with the 3 in with the 4!!!

In this video Mark shows us what he has been doing to get ready for the 2022 Hot Rod Power Tour. Upgrading his original 3 speed Torqueflite 904 transmission to a newer A500 (42rh) 4 speed transmission with lockup. Bringing the RPMs down below 2,000 at approximately 70 MPH.