Thread: Zenith 40 jetting, data log need some help
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Neffets Neffets is offline
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Join Date: Jan 2013
Posts: 148
Today i started to increase main jet in 3 steps

These graphs are 2.gear flat road, pull from 2k rpm





It's getting better, i think i'm close to145 for the main jet now.
The top dotted line is 14AFR end the bottom 11AFR
Old 06-04-2013, 12:37 PM
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