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idle issue #1496190 09/04/13 04:30 PM 09/04/13 04:30 PM
Joined: Jul 2006 Posts: 4,179 California mickm OP master
mickm OP master Joined: Jul 2006 Posts: 4,179 California	i'm having an issue where after the car has warmed up well and been driven a bit, the idle, which is normally steady around 900, drops to 650-700 or so. the engine will reach operating temp pretty quick and idles ok there, it seems to come after driving around for a bit. now i know i am having issues with gas percolating that i haven't got around to solving yet, could this be a symptom of that?

Re: idle issue [Re: mickm] #1496191 09/04/13 11:35 PM 09/04/13 11:35 PM
Joined: Jan 2003 Posts: 15,424 Omaha Ne T TJP I Live Here
TJP I Live Here T Joined: Jan 2003 Posts: 15,424 Omaha Ne	could be several things, more info needed, motor size, carb type etc. BTT www.tandmautomotive-omaha.com

Re: idle issue [Re: TJP] #1496192 09/05/13 12:20 AM 09/05/13 12:20 AM
Joined: Aug 2003 Posts: 12,291 Kent, Wa 340SHORTY Truck Nut
340SHORTY Truck Nut Joined: Aug 2003 Posts: 12,291 Kent, Wa	Perculating fuel has air bubbles in it. Engines are made to run on feul, not air bubbles.. Id say your heat soak is the cause of your troubles... I am truckless..

Re: idle issue [Re: 340SHORTY] #1496193 09/05/13 12:36 AM 09/05/13 12:36 AM
Joined: Jul 2006 Posts: 4,179 California mickm OP master
mickm OP master Joined: Jul 2006 Posts: 4,179 California	Quote: Perculating fuel has air bubbles in it. Engines are made to run on feul, not air bubbles.. Id say your heat soak is the cause of your troubles... that does make sense... 540 hemi, stage V intake, 2 edelbrock 650 carbs, 3/8" line from the tank to a carter mechanical pump designed to do 5.5 psi for these carbs, 5/16" line from the pump to a filter to the carbs. A/F around 13:1 at idle.

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