carb question

Old 09-03-2007, 03:31 PM
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Join Date: Apr 2006
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Default carb question

Ijust put a 4500 on my 540 chevy i have to turn the idle screw in about 5-7 turns to make it run right i put it on right out of the box i know it needs alot of tuning but i cant get it close enough to stay running. i have no vacume leaks and at wopt it runs great great respons i have floats set at half the window any help would be great thanks
KCRacing2 is offline  
Old 09-03-2007, 03:34 PM
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Location: Colebrook Connecticut
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fuel level should just dribble out of the holes.
1/2 up the windows is too much.
rabiddawg is offline  
Old 09-03-2007, 04:34 PM
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Join Date: May 2003
Location: Coldwater, MI
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I always set them half

not dripping over when at idle is it ?

Alky or gas ?
hammertime is offline  

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