I was wondering if a lean spike off the charts was normal on a direct port kit for the firdt 3/4 of a second?
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1995 z-28, six speed, centerforce d.f clutch, moser4:10,afr heads, zz-409 cam,full tubes w/ c.o.,nx direct port kit-150shot,hoosier qtp's
dyno
NA -356 rwhp, 360ft/lbs
N20 -510rwhp, 521ft/lbs -
Explain your setup in much more detail???
What nozzles? What jets? What type of fuel enrichment (dry or wet)?? Secondary fuel pump type if wet? Has the PCM been re-programmed? etc. ,etc. ,etc.
There are some really smart guys in here but they can't read minds.
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