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1967 - 1972 F-100 & Larger F-Series Trucks Discuss the Bumpsides Ford Truck

carb-vacuum help

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Old Sep 27, 2006 | 03:35 PM
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carb-vacuum help
Need help with 1972 F-100, 2 vacuum lines on carb, carter 1 BBL, Iline on top, one on bottom, does bottom line go to dist, top line? Also getting whistle when engine is hot, changes with accelaration.Sucking air, ? vacuum advance on dist, has hole on top, threaded ?, should this be plugged, something Missing? thanks, Mark
 
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Old Sep 27, 2006 | 06:09 PM
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It looks like it goes to the port next to the carb hold down nut.
 
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Old Sep 27, 2006 | 07:03 PM
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could you possibly tell me what the top port runs to, THANKS mark
 
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Old Sep 27, 2006 | 08:22 PM
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The TVS on the air cleaner.
 
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Old Sep 28, 2006 | 05:12 AM
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thanks again
 
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