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Trouble with Holley 1945... should this hole be at the top of the emulsion tube?
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Author:  Bassmaker1 [ Mon Jan 26, 2026 1:38 pm ]
Post subject:  Trouble with Holley 1945... should this hole be at the top of the emulsion tube?

Hi all,

I'm new here but have owned slant sixes for 35 years, and have normally not had too much trouble keeping them running. However recently I've been baffled. I have a 1982 Dodge D150 that has run pretty well since I've had it (about 5 years). Recently it developed some driveability issues where it would randomly flood out after driving for a while (maybe 5 miles, maybe 25 miles). After stopping and pulling the air cleaner you could see the fuel percolating into the carb throat. I'm thinking needle and seat, stuck float something of the sort.

I decided to put a kit in the carb. It's never run again. It cranks right up and immediately dies. I've meticulously disassembled and re-assembled the carb twice paying close attention to the diagram to make sure I didn't do something wrong. Note: The accelerator pump check ball and weight as well as the float hinge retainer were missing originally which I replaced. I even confirmed there are no manifold leaks with a smoke can.

It's acting as if no fuel is reaching the circuit... but the float bowl is full and float is adjusted according to spec. Baffled I removed the carb and disassembled once more and started blowing out passages with brake cleaner. I noticed something suspicious. Is there supposed to be a hole at the very top of the emulsion tube right where it's pressed into the carb housing? This is a Holley 1945.

I tried uploading an image but am getting an error.

Author:  Greg Ondayko [ Tue Jan 27, 2026 2:23 pm ]
Post subject:  Re: Trouble with Holley 1945... should this hole be at the top of the emulsion tube?

I have another one of those carbs if you want to take a chance on it.
Sorry, I cannot be of more help on your specific situation.

I got a car to run on an engine that was sitting ~25 years. Send me a message if you are interested in it.

Thanks, Greg

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