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idle mixture screw setting #1442311
05/26/13 03:16 PM
05/26/13 03:16 PM
Joined: Apr 2010
Posts: 236
Maryland
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cudaboone Offline OP
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cudaboone  Offline OP
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On holley 4500 four corner idle. if running too rich, do you turn the screw in or out to make it leaner? I dont have a vacuum port. Guess i should have installed one on my manifold.

Re: idle mixture screw setting [Re: cudaboone] #1442312
05/26/13 03:18 PM
05/26/13 03:18 PM
Joined: Nov 2007
Posts: 21,822
Kirkland, Washington
Pacnorthcuda Offline
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Pacnorthcuda  Offline
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Joined: Nov 2007
Posts: 21,822
Kirkland, Washington
Quote:

On holley 4500 four corner idle. if running too rich, do you turn the screw in or out to make it leaner? I dont have a vacuum port. Guess i should have installed one on my manifold.




In, clockwise, is leaner

Re: idle mixture screw setting [Re: Pacnorthcuda] #1442313
05/26/13 03:23 PM
05/26/13 03:23 PM
Joined: Apr 2010
Posts: 236
Maryland
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cudaboone Offline OP
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Thanks, that was quick.







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