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Holly Carb not pumping Fuel

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Old Jun 29, 2009 | 10:16 AM
  #1  
smoothjazz's Avatar
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Holly Carb not pumping Fuel

Hi All,
Quick question.As you all know I replaced my stock carb and intake with Edelbrock parts.Yesterday I removed the edelbrock carb and put on my older Holly carb.Car cranks ,but no start.Fuel is getting into carb,but carb isnt doing its job making the car start.Any ideas what would cause the
carb not to make the fuel not pump.

Smoothjazz
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Old Jun 29, 2009 | 11:01 AM
  #2  
89-bird's Avatar
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From: Pigeon Forge ,TN
Car: Firebird
Engine: 2.8 v/6
Transmission: t/5
Axle/Gears: open/3.42
Re: Holly Carb not pumping Fuel

Dirty or clogged .
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Old Jun 29, 2009 | 11:09 AM
  #3  
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Re: Holly Carb not pumping Fuel

Hmm,
Carb has been sitting for a few months.Any suggestions what may be clogged?
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Old Jun 29, 2009 | 11:21 AM
  #4  
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From: montreal-canada
Car: 1985 camaro Z/28
Engine: 305 V/8 4bbl carb
Transmission: T5 WC
Axle/Gears: 3-23 posi with 4 wheel discs
Re: Holly Carb not pumping Fuel

Originally Posted by smoothjazz
Hmm,
Carb has been sitting for a few months.Any suggestions what may be clogged?
i would consider a complete rebuild ..especially like you say , it has been sitting for a while....what's wrong with the edelbrock carb?..
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Old Jun 29, 2009 | 01:38 PM
  #5  
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From: California
Car: 1982 Trans Am/1989 Iroc Z
Engine: T/A:1974 Corvette 350, Iroc:305 TPI
Transmission: T/A:Borg Warner 5-Speed, Iroc: Auto
Axle/Gears: T/A: Dana .44, Forgot Iroc
Re: Holly Carb not pumping Fuel

Just take carb cleaner and spray it in every passage way. Your jets may be clogged too. If it's not pumping, you may have a cracked diaphragm on the accelerator pump. Pull it off and inspect it
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Old Jun 29, 2009 | 02:11 PM
  #6  
smoothjazz's Avatar
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Re: Holly Carb not pumping Fuel

just pulled the carb off my intake.tried pumping fuel with lever,and it was squirting out jets.So, i know the jets are working.
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Old Jul 2, 2009 | 09:03 AM
  #7  
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From: Pigeon Forge ,TN
Car: Firebird
Engine: 2.8 v/6
Transmission: t/5
Axle/Gears: open/3.42
Re: Holly Carb not pumping Fuel

Does the choke work ?
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Old Jul 2, 2009 | 09:11 AM
  #8  
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Re: Holly Carb not pumping Fuel

Hi,
Well..thanks for the reply.I took it off and put my Quadrajet back on for now.
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Old Jul 2, 2009 | 09:14 AM
  #9  
89-bird's Avatar
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From: Pigeon Forge ,TN
Car: Firebird
Engine: 2.8 v/6
Transmission: t/5
Axle/Gears: open/3.42
Re: Holly Carb not pumping Fuel

Is it running good now ?
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Old Jul 2, 2009 | 09:23 AM
  #10  
smoothjazz's Avatar
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Re: Holly Carb not pumping Fuel

Not really.I have been playing around wit idle and mixture this morning.I am almost there.
I just posted a new thread about my temp gauge not working.I had originally installed a edelbrock carb( i couldnt use it cause i dont have the mechanical advance dist) so i took it off.It was working when that was installed.I saw my gauge move.I have the cccarb on the camaro.I just noticed this morning that when i remove the sending unit,my rpms shoot up.any ideas?
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