Best 904/A500 book
Three
The one listed above, the factory shop manual, and the book by Munroe. Not necessarily buy it here, just showing you waht it is
Torqueflite A-727 Transmission Handbook HP1399 by Carl Munroe: 9781557883995 | PenguinRandomHouse.com: Books
Also, there's some pretty good videos on the www, more 727 based, but a lot of that is applicable
Video reference, TF727 600hp rebuild
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