Classic Mustangs (Tech) Technical discussions about the Mustangs of yester-year.

carb help

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Old 07-23-2009, 03:32 PM
  #1  
cmanf
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Default carb help

My holley 1450 is pumping gas out of the breather tube on the front side just pumps it right out the tube. Any ideas?
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Old 07-23-2009, 04:35 PM
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fakesnakes
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Classic symptom of a stuck float or crap under the needle seat. Pull the bowl and clean it out, inspect it for proper operation, reinstall and adjust. As part of the inspection, make sure the float is intact and not filling with fuel.
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Old 07-23-2009, 06:52 PM
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67mustang302
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Yeah, it sounds like a bad float or needle/seat assembly. Do you know what the fuel pressure is? Regulator may have failed also.
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Old 07-24-2009, 12:15 AM
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cmanf
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thanks guys ill take a look tomorrow.
The regulator is set a 6-7 lbs I assume since just the primaries is doing that it still works.
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Old 07-24-2009, 12:25 AM
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67mustang302
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Yeah, then it's probably crap in the needle/seat or a bad needle/seat or float.
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