Did I just ruin my carb?

sdmx
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Oceanside, CA, USA

IMG 1890.jpeg?VersionId=SI5t1rSsWhiLrQF

 2009 RMZ250.  I was trying to remove my pilot jet with a screwdriver that was slightly too large.   Is this carb toast now?

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sandman768
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Saratoga Springs, NY, USA
6/30/2023 1:22pm

For Sale: needs carb clean…………..just kidding… put it back together & see how it runs, after you finish whatever it is you were trying to do? 

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sdmx
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6/30/2023 2:09pm
sandman768 wrote:

For Sale: needs carb clean…………..just kidding… put it back together & see how it runs, after you finish whatever it is you were trying to do? 

Thanks!  Pilot jet was clogged.  I will clean the carb and put a new pilot jet in.    

FGR01
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Fantasy
6/30/2023 4:04pm

Please report back.  Interested to hear how it runs.  I have a feeling the pilot sits recessed in that deep hole for a reason.  

1
sdmx
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6/30/2023 4:18pm

I will report back.  

The Shop

OzzyDog
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6/30/2023 5:11pm
FGR01 wrote:

Please report back.  Interested to hear how it runs.  I have a feeling the pilot sits recessed in that deep hole for a reason.  

I'm curious as well.  Has to be a reason the pilot jet recess is as long as the needle.

wrc777
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Greenwood, IN, USA
Fantasy
7/1/2023 11:07am

Jb weld the pieces back on?

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3
Factor E
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7/1/2023 5:16pm Edited Date/Time 7/1/2023 5:17pm

It could make you run one size smaller or bigger pilot

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40acres
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7/2/2023 4:43am
wrc777 wrote:

Jb weld the pieces back on?

JB Weld will turn to goo in fuel. Not a good idea. 

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BRX-WRX
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Blue Springs, MO, USA
7/2/2023 6:38pm

I have repaired many carburetors with 2 part epoxy.  I would first super glue the aluminum pieces back together with  3M PR40 and then skin the outer with epoxy. My favorite epoxy is Wagner epox-a-leak CP2 if you can find it? I have also used J-B weld original (not the Kwik weld). Once the epoxy is cured it will be fine.  I think PR100 is the same glue but gell ?

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FWYT
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San Diego, CA, USA
7/2/2023 9:12pm Edited Date/Time 7/3/2023 7:59pm

I am curious, as well. I've wondered why some are recessed like that. Is it maybe so that the fuel drawn into the jet is a little more stable and therefor more consistent? (I mean stable in that it is not as jostled around as much as the rest of the floatbowl.) 

Anyway, I can't think that there would be any harm to the motor from riding it and seeing if there is a difference. Please report back!

1
7/3/2023 6:08am

It should be fine. I believe the reasoning for the jet being recessed it to kind of have a reservoir of fuel at the jet. Only one way to really find out, ride it and see if you notice anything. 

1
sdmx
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7/3/2023 4:30pm

Cleaned it and put new main and pilot jets in.  Starts right up and idles fine once warm.   I am hoping to get out riding this week.  I will report back on how it works on the track.   Although I am pretty slow and may not notice a difference even if there is one.  

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