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 Post subject: Holley 1920 jets
PostPosted: Wed Mar 21, 2007 12:07 pm 
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2 BBL ''SuperSix''

Joined: Wed Mar 21, 2007 11:49 am
Posts: 18
Location: San Diego .Ca
Car Model:
before I pull the floatbowl,can I use Holley 4bbl jets ? or are they different? I just got a "remanufactured" 1920 from Kragen which seems like its running lean.


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 Post subject:
PostPosted: Wed Mar 21, 2007 12:18 pm 
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2 BBL ''SuperSix''

Joined: Wed Mar 21, 2007 11:49 am
Posts: 18
Location: San Diego .Ca
Car Model:
Just read another post.I guess the 1920 uses the same jets as 4bbls.Can I get a float bowl gasket from the parts store without buying the whole rebuild kit? Autozone? Kragen?


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 Post subject:
PostPosted: Wed Mar 21, 2007 8:18 pm 
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Guru
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Joined: Sat Oct 12, 2002 11:22 am
Posts: 3740
Location: Sonoma, Calif.
Car Model: Many Darts and a Dacuda
Usually it is much faster and easier to buy the complete kit.
DD


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 Post subject:
PostPosted: Fri Mar 23, 2007 1:20 pm 
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3 Deuce Weber
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Joined: Tue Nov 25, 2003 8:28 pm
Posts: 53
Location: Kansas City, MO
Car Model:
Just a warning based on my experiences. 1920's "should" have jets the same size as 4bbl carbs, BUT some of the reconditioned 1920's have jets that are a larger diameter than the 4bbl jets. I dont know what they match up to. I have around 5 1920's in pieces and 2 of the recoed ones have larger diameter jets. I am not running them.
Here is a crappy pic - but it shows a 4bbl ones of the left and the larger one on the right. If you do end up with a larger one, I have 2 of them so let me know and I will check the sizes.
Image
cheers
ricki

_________________
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http://www.displacedkiwi.com (click on /other then the dart icon, then whatever you want!)


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PostPosted: Fri Mar 23, 2007 4:46 pm 
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Turbo Slant 6

Joined: Fri Feb 06, 2004 9:47 pm
Posts: 526
Car Model:
Easier to buy the rebuild kits but they add up quick even you are only after few parts in that kit. Now I have left over parts of *four* rebuild kits. :p

Just did 3rd time for tuning and replace float (just in case!). I'm finally getting better MPG from horrible holley 5220 carb on 2.2 in my caravan.

Cheers, Wizard


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 Post subject:
PostPosted: Sat Mar 24, 2007 1:53 pm 
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2 BBL ''SuperSix''

Joined: Wed Mar 21, 2007 11:49 am
Posts: 18
Location: San Diego .Ca
Car Model:
My 1920 "remanufactured" had 53 jets,no wonder it was running lean.I had a 60 from a 4bbl that fit and now it runs sweet.BUT,why is it that I have no vacuum pull from the distributor spout on the side of the carb? The gasket has the hole matched up to the hole in the manifold under the carb.


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 Post subject:
PostPosted: Sat Mar 24, 2007 4:04 pm 
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Supercharged
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Joined: Mon Sep 26, 2005 5:09 pm
Posts: 2946
Location: Gilbert, Arizona
Car Model: 1962 Plymouth Valiant Signet
Quote:
My 1920 "remanufactured" had 53 jets,no wonder it was running lean.I had a 60 from a 4bbl that fit and now it runs sweet.BUT,why is it that I have no vacuum pull from the distributor spout on the side of the carb? The gasket has the hole matched up to the hole in the manifold under the carb.
You should see little or no vacuum to the distributor can at idle. When you come off idle you should start to see some vacuum.

_________________
David Kight
'62 Valiant Signet, White
'98 Dodge Dakota
'06 Jeep Liberty

Growing older is unavoidable but growing up is strictly optional.


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