I have a 55.2 service manual that includes a section on the HydraMatic. As a comparison of the complexity, the 3 speed overdrive, the most complicated manual transmission gets 15 pages. The HydraMatic gets 98 pages. Here's a page showing the required special tools.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.