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Vaccum/emissions control nightmare!

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Old Feb 18, 2006 | 05:45 PM
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Vaccum/emissions control nightmare!

What is essential to keep hooked up on 351M on my 78 supercab. Someone has monkeyed with some of the emissions and I can't figure out what is what. I don't have to worry about anything but a safety inspection so I would like to get rid of anything not needed to simplify things. Please help!
 
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Old Feb 18, 2006 | 05:54 PM
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Vacuum Advance,

If applicable: Auto Transmission, A/C,Cruise control,
 
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Old Feb 18, 2006 | 06:06 PM
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Power brake booster.
 
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Old Feb 18, 2006 | 06:19 PM
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It has automatic transmission, PB, PS and A/C. I know the c6 tansmission needs a vaccum, the brake booster, , vaccum advance and the choke pull-off. The transmission and choke pull-off both get vaccum from the intake can the rest just be plugged? Any others I MUST have. I think I have a vaccum leak now because it shifts hard and won't idle down unless the choke pull-off is manually flipped down.
 
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Old Feb 18, 2006 | 07:55 PM
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Check out your thread in the carb forum.
 
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Old Feb 18, 2006 | 08:37 PM
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The problems are probably interrelated.
 
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Old Feb 19, 2006 | 09:28 AM
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Thanks! The weather is better today (rain, sleet and snow yesterday) so I am going to go over everything the best I can.
 
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Old Feb 19, 2006 | 06:05 PM
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Originally Posted by 78RangerSuperCa

a safety inspection !





Just to clarify............. "a safety inspection"……..


and not an emissions inspection?
 
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Old Feb 19, 2006 | 06:52 PM
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That is correct. I only have to pass a safety inspection. No emissions check at all.
 
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Old Feb 19, 2006 | 07:28 PM
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For safety I don’t know if, in your state, emissions are involved.
 
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Old Feb 19, 2006 | 07:58 PM
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I have spoken to them at an inspection station and was told that they are not even going to open the hood. As long as the brakes, blinkers, headlights and horn all work they will pass me.
 
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Old Feb 19, 2006 | 08:31 PM
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I have a 1979 F250 supercab.On my engine there is a vacumn tree on top of back of engine.On it I have transmission brakes,cruise control and heater hooked up.There will be one more port for engine supply I pluged it.Most everything on carb is plugged.I think I have vacumn advanceand pcv valve hooked on carb.
 
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Old Feb 19, 2006 | 08:36 PM
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Thanks alot Cooky! I am going to do it! I'll let everyone know how it works out!
 
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Old Feb 19, 2006 | 08:38 PM
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Your welcome My truck runs great. I also get almost 12 mpg a gal
 
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Old Feb 19, 2006 | 08:43 PM
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Hey Ranger and Cooky, that sounds just like the answers in posts 2 & 3
 
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