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bouncing idle

Old Aug 22, 2001 | 04:33 PM
  #1  
ykp53's Avatar
ykp53
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From: macon, ga
Default bouncing idle

My car has started to have a boiuncing idle when i sit at a stop light. The RPM needle will bounce between 400 and 700. I have edilbrock preformer carb. on a 454, any idea where to start looking.

Thanks for any help


[Modified by ykp53, 2:33 PM 8/22/2001]
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Old Aug 22, 2001 | 06:54 PM
  #2  
nunus79's Avatar
nunus79
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From: Honolulu Hawaii
Default Re: bouncing idle (ykp53)

Probably vacuum leak, but, those Edelbrock AFB carbs are sensitive to fuel pressure. Are you running a fuel pressure regulator to limit fuel pressure to approx 5 max? Could be to much pressure is affecting your float level.


[Modified by nunus79, 3:00 PM 8/22/2001]
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