Author Topic: Rebuilt carb. still not staying running  (Read 2482 times)

Offline Snowdrift78

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Rebuilt carb. still not staying running
« on: March 13, 2011, 09:10:59 pm »
I have a 1978 Chevy C10 Shortbed with the 250 i6 motor. 1bbl carb.
I recently rebuilt my carburetor, and i put it back on my truck.
I tried startin her up, but it wouldn't go. So I put a little bit of gas down the carb, and it started up. ran for about 2-3 secs and then died again.
I pulled the fuel line into the carb, and checked it and it's pushin out fuel, but for some reason it's not making it into the motor or something.
It was having the same problem before rebuilding the carb, where gas was going to the carb, but never made it into the engine i guess cause it just wont stay running. Only difference is that before having the carb rebuilt it would just leak out the gas pretty bad.
i am pretty stumped as to why i can't seem to get this thing to stay running and any help would be appreciated.

Offline Dr_Snooz

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Re: Rebuilt carb. still not staying running
« Reply #1 on: March 13, 2011, 09:18:49 pm »
What's the float adjustment look like?
1989 Chevy Suburban V-2500, 5.7L, TH400

1990 Chevy C-3500 Ext. Cab, 7.4L, 3L80

2009 Chevy Silverado 1500 WT 4WD, 4.8L, 4L60

Offline Snowdrift78

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Re: Rebuilt carb. still not staying running
« Reply #2 on: March 14, 2011, 12:48:23 pm »
What's the float adjustment look like?

>_< I'm not really sure.
My friend suggested a guy that rebuilds carbs. (did 3 of them for my friend, all fine without any problems) so i went to him and had it rebuilt.
How would i check the float without tearing it apart?

Offline txchainsawgogi

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Re: Rebuilt carb. still not staying running
« Reply #3 on: March 14, 2011, 08:54:57 pm »
get some instructions, a pdf file or look in your manual(get a manual) for an exploded diagram view of your carb. if youre neat and careful, you should be able to just unscrew it and pay attention to any springs or small metal arm positions. i imagine a 1 barrel has to be really easy.

i had never rebuilt a rochester quadrajet and i redid it in an afternoon.