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Q-jet problem

ellero

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Joined
Jan 25, 2004
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Location
Covington, Georgia
I have an 84 K5 with a 350 motor.
I did a conversion from a 700R4 / 208 to a T-350 / 203 (w/ part time kit).

I lost my cruise control after that and its running rich. Sometimes it runs great and sometimes its like its only running on 4 cyl. with black smoke pouring out the tail and not enough power to back up the driveway.

I assume that I lost my cruise control and its running rich because the computer speed sensors that are on the 700R4 are not on the T-350 so they are not pluged in to anything. Am I correct in this guess?

My thoughts are that I will have to go with an older NON computer controlled Q-jet to fix this problem. If that is true, what years of NON computer controlled q-jets will fit the 84 intake manifold and still connect with the kick down cable on the 78 T-350?

If the NON computer controlled Q-jet is used, what other parts will I need to change out to have the motor run smooth and reliable again? Once again its an 84 K5 with a 78 T-350 tranny.

Please help,

John
 

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