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another log

When I manually shift to 4th I don't notice anything really on thing really is that rpm seems really high for the gear will post log soon

I didn't manuall shift into 4th with scanner

When it does shift its kinda harsh vs the other shift you know and feel it

logs added

Cured that issue replaced VSS

But no it not go into 4th from 3rd until I let of throttle and or pulse throttle

Been reading that this is a VSS going bad is this so or no ?

Shifting isn't right gear jump between gears and never really stays in a gear seems like it's lost

Trans was rebuilt and went tru...

Ahh finally figure out I was doing everything right and turns out when I check the harness cylinder 5-6 and and 4-6 Ignition control wires where switch so technically was running on 4 cylinders also...

so i made some adjustments to the VE tables and not running as lean anymore, still need more adjustments.
still having idle issues thow and when i control spark advance it clears up when i advance...

i have a similar config i do need to redo my RAF tho

Yea I got injector data on injectors

Just did datalog and car was running lean actually so I added fueling so I got LTFT

Still backfires like crazy and at idle also
I retighten headers...

ok so still having idle issues

it idles but once it drops it starts to backfire due to rich or lean im not sure then I just shut engine off in fear of hurting engine
Iac hover around 140ish to...

Figured out why I was leaning , don't use Allen header bolts doesnt create a good seal for header , going to dial it in some more in coming days was trying to tune around my issues stated above, it...

Going to double check headers and any leaks that's throwing of O2 which in turn is leaning out and adding fuel which will then stall engine at lower rom level

long storie short followed a couple tuning guides but cant seem to dial in idle at this time

brief overview of engine
mild ported 243 heads
new rebuilt block 99 ls1
ls6 intake
ported maf...