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  #18 (permalink)  
Old 05-24-2010, 07:22 AM
priobe's Avatar
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Join Date: Mar 2004
Location: miami, FL
Cobra Make, Engine: E-M Cobra Ford FE 427 w/ Webers 48 IDA
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Hey Zimmy,

All is well here, thanks for asking. I am running the F11 tubes and have tried quit abit of tubes (F7, F16, F2, F14) ?The F11 are definitly the best, for my setup least.

As for idle jets, I am running 60 fuel and 70 idle holders w/ 40 mm chokes.

The mixture at dead stop idle is in the 15.1. As soon as I pull off mixture drops to 13.8. As I move in to the transition I use to have a slight garble with the 150 mains and dropped them down to 145. This cleared up the garble. My air jet is a 200 which I am thinking of droping to 180. I am think it may be running lean at higher RPM. Before changing anything onece again I am going to recheck my timing. Total timing is 34. Itial is 15.

I am thinking of bumping up my timing to 18 - 20 which will then increase my total advance. It feels as if the car wants more timing then where is currently is.

All in All I would rate the car at 85% tuned. Its just that it is running so good right now I am afraid to make changes.

I have spoken to Jim a few times and he has suggested to drop the air to 165 and the mains to 170. I am thinking this will make the mains too rich. This did not seem right to me but then again he is the MAN!

I will try methods first and if unseccessful return back to where I am am now.If all is better after returning to starting point I will then try Jim's suggestion.
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