B & M transpak or shift improver kit install in a Turbo Hydra-Matic 400 transmission

Installing a shift improver kit on a automatic Pontiac Firebird.

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Turbo Hydra-Matic 400 Transmission shift modification
In this vid the process of removing the spring from under the front accumulator piston is demonstrated. This modification yields a firmer second to third shift.





Turbo 400 Blueprint Rebuild part 1 of 2
Getting a TH400 ready for a 1968 Javelin





Tech Time With Paul: Single Plane vs. Dual Plane Intake Manifolds
Some thoughts on how intake manifolds work in conjunction with the engine.





Turbo 400 Blueprint Rebuild part 2 of 2
Finishing up the AMC trans. Constructive comments welcome.




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