Alfa Romeo Bulletin Board & Forums - View Single Post - Weber tuning with Lambda sensor
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post #118 of (permalink) Old 08-07-2015, 03:11 AM
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Join Date: Jun 2014
Location: MI
Posts: 216
Before changing ACs swap the main jets to something significantly smaller (140s, then 145s) see what happens in the blend area from 3000 to 6000 where the rich dip is currently.
Just out of curiosity; wont that shift the whole AFR curve leaner? Why not adjust the AC's to target that RPM range?

'79 Spider
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