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new 6paks,center just started puking fuel #1099819
10/23/11 09:28 AM
10/23/11 09:28 AM
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Posts: 3,426
weymouth,mass.
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meepmeep70 Offline OP
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meepmeep70  Offline OP
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weymouth,mass.
hello,looking for a little guidance here please,drove the car 440 runner 6pak over a hundred miles the other day,parked it.pulled it outta garage yesterday,just backed out,open hood fuel every where puking from center carb. so now would this indicate crap in the needle and seat? to cause the fuel over flow? pulled sight plug and fuel dumped out of it,thanks for any help

Re: new 6paks,center just started puking fuel [Re: meepmeep70] #1099820
10/23/11 10:40 AM
10/23/11 10:40 AM
Joined: Jan 2003
Posts: 3,103
Phila Pa
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scatpacktom Offline
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Phila Pa
Pull the needle and seat and blow whatever is in it out of it.

Re: new 6paks,center just started puking fuel [Re: scatpacktom] #1099821
10/23/11 12:28 PM
10/23/11 12:28 PM
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Posts: 6,446
NJ-USA
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HPMike Offline
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NJ-USA
Quote:

Pull the needle and seat and blow whatever is in it out of it.






You might want to also take the bowl off that carb and clean it out. Sometimes a floating piece of debris will intermittently hang up the needle and seat.

MB

Re: new 6paks,center just started puking fuel [Re: HPMike] #1099822
10/23/11 01:14 PM
10/23/11 01:14 PM
Joined: Feb 2004
Posts: 7,195
Harrisburg, Pa.
screamindriver Offline
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screamindriver  Offline
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Harrisburg, Pa.
You'll find out you should have a few extra needle/seat assemblys around for just such an occasion...The O rings will dry out after time also and sometimes you can get away with just changing them out...This is common especially with the fuel we're forced to use today.... One of the points I perform is to always take the air cleaner off and watch the carbs on the fire up every time...On every classic vehicle no matter how many carbs it has...

Re: new 6paks,center just started puking fuel [Re: HPMike] #1099823
10/23/11 01:19 PM
10/23/11 01:19 PM
Joined: May 2004
Posts: 5,123
Warrenton, VA
RoadRunnerJD Offline
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RoadRunnerJD  Offline
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Warrenton, VA
Do you have the Holley bronze fuel filters and springs installed in the inlets? You may have something in your gas tank? Even a blush of rust in the gas that gets on your needle and seat can cause them to stick. If it's only the middle carb, then it may be isolated to that fuel bowl? If it's from the gas tank, all three will be susceptible. If it's rust, then you may see a sign of it inside your fuel bowl.

Re: new 6paks,center just started puking fuel [Re: RoadRunnerJD] #1099824
10/24/11 10:21 AM
10/24/11 10:21 AM
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Posts: 3,426
weymouth,mass.
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meepmeep70 Offline OP
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weymouth,mass.
not running the bronze filters,though i have them and should put them in,i have a good in line filter,tank and all lines are brand new,gonna pull the needle ass. and report back tomorrow of my findings,thank you all for helping/responding

Re: new 6paks,center just started puking fuel [Re: meepmeep70] #1099825
10/27/11 11:26 AM
10/27/11 11:26 AM
Joined: Feb 2009
Posts: 221
Detroit Rock City!
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silent-H-wheel Offline
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Detroit Rock City!
Had the same problem a while ago with original carbs but with a "new" Holley needle and seat. If you closely compare original needles and seats to new Holley repops, you'll see the difference. The "new" is a "square post" in a round hole (body) (or vise versa - I can't remember right now - don't have them in front of me), and sticks or binds up. Find an original needle and seat (round post in round body) and replace the "new" version and you should be fine. Problem cleared up for me right away by doing this.
Best of luck to you.

Last edited by silent-H-wheel; 10/27/11 11:27 AM.

John

2019 Jeep Grand Cherokee SRT
2018 Challenger SRT Demon
Re: new 6paks,center just started puking fuel [Re: HPMike] #1099826
10/27/11 04:43 PM
10/27/11 04:43 PM
Joined: Jan 2007
Posts: 531
Charlotte, NC
Kowal Offline
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Kowal  Offline
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Posts: 531
Charlotte, NC
Quote:

Quote:

Pull the needle and seat and blow whatever is in it out of it.






You might want to also take the bowl off that carb and clean it out. Sometimes a floating piece of debris will intermittently hang up the needle and seat.

MB






Debris is possible. Also, basic as it sounds, the float hanging up or being adjusted wrong will do it.

The bronze filters/springs do work, I use them on both my cars with no issues.


'69 Hemi Charger 500, ‘70 U code Challenger R/T
(These and a bunch others at www.dkowal426.com)

P.J. O'Rouke: "The old car ran perfectly, right up until it didn't."






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