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i need vacuum hose help.. Rochester....

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Old 08-02-2002, 09:57 AM
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Car: 1983 Z28 Clone
Engine: 350
Transmission: TH350
i need vacuum hose help.. Rochester....

ok... i've got a 78 qjet.. the thing has more plugs in it that anything....(rubber hoses with screws in the end)

ok.. i have my vac advanced hooked up to the vacuum port on the pass side front....... and the PCV.. in the front.. thats it ...


i have a plug on the front of the carb driverside on the baseplate.... what should go there?

at the top of the carb on the back between the a/v flaps theres another one ..blocked off... and just below that on the back baseplate theres another blocked off......................


what are these connections for....??

i get about 9 miles a gallon..

Rob
Old 08-07-2002, 03:09 PM
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The port on the drivers front is probably for vac. operated choke or cold start canister. On the backside bottom should be port for vac. modulator on tranny.
Old 08-07-2002, 03:11 PM
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And I think the one on the backside at the top went to air valve in the stock air cleaner.
Old 08-07-2002, 05:48 PM
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Car: 82 Berlinetta/57 Bel Air
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Transmission: 4L60E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
The one on the back topside by the air valve went to the hot air choke (source for filtered air).
Old 08-07-2002, 05:58 PM
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Car: 1983 Z28 Clone
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thanx guys
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