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Decode Question - A Tough One

Chargerjase

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Ok, a little brain teaser for y'all, while we get our minds off Covid-19 for a minute. I was wondering if anybody can answer this for me? What is the code from my build sheet 'F92'?
Its a 1973 broadcast sheet from a 1973 Dodge Charger SE. Engine is originally a 400 2bbl 8 1/4 rear end. I have managed to decipher every code except this one. Any help would be appreciated.

Capture.PNG
 
I found a code 92 for a 1971 car - listed as RT Tail pipe. (Right hand exit)
Does that hold up for your car Jase?
 
I found a code 92 for a 1971 car - listed as RT Tail pipe. (Right hand exit)
Does that hold up for your car Jase?
I don't think that's it Roger. I have looked for this for a long time. It could be a mistake on the broadcast sheet, I don't know. It's just one of those infuriating things.
 
I got the info from Galen Govier's 1972 to 1974 white book. It doesn't mention anything about it except for what I posted.
 
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Ok, a little brain teaser for y'all, while we get our minds off Covid-19 for a minute. I was wondering if anybody can answer this for me? What is the code from my build sheet 'F92'?
Its a 1973 broadcast sheet from a 1973 Dodge Charger SE. Engine is originally a 400 2bbl 8 1/4 rear end. I have managed to decipher every code except this one. Any help would be appreciated.

View attachment 930883
My Galen book lists F92 as a "Thermo Ignition Vacuum Valve"
 
My white book says it's a turbo encabulator.




Just what in the heck is a thermo ignition vacuum valve? And what is it supposed to do???
 
My white book says it's a turbo encabulator.




Just what in the heck is a thermo ignition vacuum valve? And what is it supposed to do???
It's a thermac valve. It controls the vacuum to the vacuum advance diaphragm by using engine temp.

thermac.jpg
 
Yep, I reckon that is probably it. 1973 BB engines (and probably others) have this. It amazes me that all of the literature I have on decoding does not have F92 listed. Thanks for that fella's.
 
If it has TVV remove carefully then chuck that sucker in the trash. You will thank me later
 
Mine has the F92 as well Jason, and I do have the valve on the intake. I left it as there are hoses that go to it.
Pre install pic, if you zoom in you can see it near the bracket under the hose.
DSCN0243.JPG
 
A thought, if you remove it you will have a hole to plug. No big deal I know but you could leave it and the hoses and just block them. I usually just split the hose somewhere and put a nail it the hose(s) to keep them together.
 
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