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so i just hooked up a tee fitting on the output side of the fuel pump under the car so i could hook a guage to it..and the needle on the guage is all over the place..is that normal? i mean does the fuel pump pulse or something?this was at idle obviously,the guage on i have hooked up on the...

thanks norbs, i checked for them and there are none..ok, i took the car out for a short run today.so i started it up and let it idle for a good half hour...got it to temp then took it out for a run...i got on it pretty good,spun the motor to about 4800rpm..first time i did that no stumble a...

i have a gen 7 dfi setup in my 67 camaro, its a 383 motor. the problem i am having is after the motor is warmed up the a/f ratio meter jumps from being normal to real lean and back again and so on.the correction starts at 5% and jumps to the max of 25%..it does this at idle and sometimes while...

here is a little backgroung on my car first...i have a 383 in my 67 camaro with a gen7 setup with an lm1 wideband hooked through the dfi..the intake is a holley stealtram....now for the problem...i really haven't driven the car much latley(for about a month)...anyway today i took it for a ride...

sorry i haven't replied,i have been busy...i can't seem to get a log of this...everytime i try to log it the motor doesn't want to pop...always works that way :rolleyes: ...i added more fuel in my ve table it seemed to help,maybe that was the problem???anyway thanks for the help norbs....if i...

no but i will log a run tomorrow...i will send you my log if thats ok... mike

here they are....

i know for some reason i can't upload them...never happened to me before....do you mind if i send them directly to u right now??? mike

here are pics of my plugs...i only took pictures of 2 but they all look the same... mike

i will pull them tomorrow and take a look...maybe i can post a picture of them and you can have a look...maybe you see something i don't... thanks,mike

thanks norbs....so then its probably too rich in my case???i guess i really need to pull my plugs again... mike

i have a gen7(still tuning) on a small block chevy(NA)...i get a pop out of my exhaust when i romp on it....i thought that a pop out the exhaust meant that its lean but my lm1 is reading 12.8:1 afr....anyone have any thoughts???any help would be appreciated.... mike

lol!!!sometimes i feel in outer space...i think that you are right about me logging the wrong map....i had it set on map kpa but i must have changed it somehow and not realized it...sometimes i do some stupid sh!t...thanks for the help guys(especially norbs)....... mike

also if what does the gen7 go off of at this point? i mean if the ve table only goes down to 13.44 and the actual vacum is say 10 then does it use the values from the 13.44 point?? mike

thanks craig,here is a log as an example...as you can see the ve table is at .100 and the log says its .186...what do you think?? mike

i know this isn't a buick question but i figured maybe someone can help...i have a gen7 steup(calmap v4) and i am trying to tune the ve table...motor is a chevy 383..my question is when i run a datalog and i go back to review it,there are some points on the log i can't seem to tune..for example...