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Old 10-23-2020, 05:12 PM   #37
Daves55Sedan
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Join Date: May 2010
Location: Granite City, Illinois
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Default Re: Fordomatic late shifting ('57 thunderbird)

Quote:
Originally Posted by yblock57 View Post
The only thing I couldn't get in spec was the accelerator pedal height. Book says '57 thunderbird should be 4 7/8". I couldn't get any more than 3" with the adjustment set as far as it would travel. Not sure that matters much in the scheme of things but wanted to make a note of it.
It actually might matter. If you can get the accelerator pedal at the right height, your passing gear link will be able to travel the factory designed length.

The T-Birds have what they car an "accelerator connecting link between your firewall bellcrank and intake manifold bellcrank. The thing to do is to remove that link, then put a temporary wood block under the gas pedal till it is at the right height. Then go back and fit your accelerator connecting link into place and see how far you need to adjust it. Be careful not to get too far near the end of the threaded rod in the link, you made need to screw it back in some and loosen the other end and unscrew that end. (Lengthening the accelerator connecting link will push your gas pedal further off the floor).
Next you must redo your passing gear linkage adjustment as shown on page 21 of the 1956 Fordomatic shop manual.
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