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Lancer Aftermarket Forced Induction Tech Discuss forced induction related specs and upgrades for custom aftermarket setups.

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Old Sep 10, 2009 | 04:35 PM
  #196  
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Originally Posted by 03lances
Usually at least 170+ psi with only about 5% +/- diff I believe between the cylinders
The minimum limit is 170psi, the standard is 234psi and the max variation allowed between cylinders is 14psi.
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Old Sep 11, 2009 | 10:51 PM
  #197  
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thanks senate. i will look at that tomorrow.

also am i blind or am i just missing it...
i thught there was a high otane fuel map? i can see the low one but i thought there was a high one as well.

with my greddy im hitting anywhere from 8-11psi depending on when i shift and if my limiter starts backing it out. i had my fiance look at my afr's when id get on it and boost it like that and she said i was in the 15-16 afr range with the higher pressure. obviously i want to lower the feul to richen it up so i dont blow nothin. any ideas on where to start?

i will do some logs tomorrow and see what that all says



josh
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Old Sep 11, 2009 | 11:11 PM
  #198  
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15 16??? Wow that is wayyyyy too lean, not sure about engine consequences on those numbers if prolonged, I was under the impression we wanted around 11 at WOT. You should have a high octane map in ecuflash right above the low octane at least that is where it is on mine. IDK maybe start richening the mixture above 3k rpms and 70 or 80 load? I am sure senate will chime in, (hopefully I am close? lol) if not I dont wanna be giving wrong advice
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Old Sep 11, 2009 | 11:13 PM
  #199  
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Originally Posted by 03lances
15 16??? Wow that is wayyyyy too lean, not sure about engine consequences on those numbers if prolonged, I was under the impression we wanted around 11 at WOT. You should have a high octane map in ecuflash right above the low octane at least that is where it is on mine. IDK maybe start richening the mixture above 3k rpms and 70 or 80 load? I am sure senate will chime in, (hopefully I am close? lol) if not I dont wanna be giving wrong advice
thats where i was thinking.

i think i have to pull my rom again cuz i dont see it for some reason. idk we just got home from having some fun out at the local "strip"

still gettin compliments on how it runs!

josh
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Old Sep 11, 2009 | 11:17 PM
  #200  
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Originally Posted by JRR
thats where i was thinking.

i think i have to pull my rom again cuz i dont see it for some reason. idk we just got home from having some fun out at the local "strip"

still gettin compliments on how it runs!

josh
Man I wanna be there boosted soooo bad lol soon young padawan patience is definately a virtue haha
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Old Sep 11, 2009 | 11:42 PM
  #201  
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it is a virtue. but sometime it sux!!! i waited almost 3 years befor i turboed my car. had many parts and sold them each time till i got exactly what i wanted, which is on my car now.


josh
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Old Sep 12, 2009 | 11:04 AM
  #202  
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Originally Posted by JRR
thanks senate. i will look at that tomorrow.

also am i blind or am i just missing it...
i thught there was a high otane fuel map? i can see the low one but i thought there was a high one as well.

with my greddy im hitting anywhere from 8-11psi depending on when i shift and if my limiter starts backing it out. i had my fiance look at my afr's when id get on it and boost it like that and she said i was in the 15-16 afr range with the higher pressure. obviously i want to lower the feul to richen it up so i dont blow nothin. any ideas on where to start?

i will do some logs tomorrow and see what that all says



josh
Yes you should have high/low octane fuel tables and high/low octane ignition tables. I would strongly recommend adding more fuel to your tables before continuing with AFRs that high. Above 3000rpm and 70%/80% load and above is where I always recommend changes be made to the fuel tables. This is pretty much the area that a turbo'd Lancer will be in under boost. Reducing your ignition by 2-3 degrees in this same range would also be wise to be on the safe side.
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Old Sep 12, 2009 | 11:52 AM
  #203  
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Originally Posted by senate6268
Yes you should have high/low octane fuel tables and high/low octane ignition tables. I would strongly recommend adding more fuel to your tables before continuing with AFRs that high. Above 3000rpm and 70%/80% load and above is where I always recommend changes be made to the fuel tables. This is pretty much the area that a turbo'd Lancer will be in under boost. Reducing your ignition by 2-3 degrees in this same range would also be wise to be on the safe side.
im going to go and change sthose values then. should i smooth like the 2000rpm rang into the more fuel so when it hits the 3000 rpm area it will be a smoother transition?

josh
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Old Sep 12, 2009 | 12:15 PM
  #204  
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here are my current maps. the one on the left was when i put in my 440's and are sill the stock maps if i remember correctly. the ones on the right is waht i just messed with. i took out 3 degrees of timing nd took out .3 on the fuel. should i go more you think or start from there and see what happens?



josh
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Old Sep 12, 2009 | 04:03 PM
  #205  
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Fuel table looks pretty good to start tuning from. I'm thinking you'll be adding a tad more fuel. The ignition tables need to be straightened out bigtime. You need to make them smoother from lower to higher RPMs in the 3000rpm+ and 70% and up range. Mitsu has them too erratic from the factory going from low to high to low because the Lancer is NA. You also need to lower the timing 3000-4500rpm to allow for a smooth transition into the upper RPMs.
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Old Sep 12, 2009 | 04:07 PM
  #206  
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Originally Posted by senate6268
Yes you should have high/low octane fuel tables and high/low octane ignition tables. I would strongly recommend adding more fuel to your tables before continuing with AFRs that high. Above 3000rpm and 70%/80% load and above is where I always recommend changes be made to the fuel tables. This is pretty much the area that a turbo'd Lancer will be in under boost. Reducing your ignition by 2-3 degrees in this same range would also be wise to be on the safe side.
Woohoo I got one right lol I guess I am starting to learn too
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Old Sep 12, 2009 | 07:04 PM
  #207  
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here is an adjusted "smoother" (i think) transition into the higher rpms.



survey says?

josh
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Old Sep 12, 2009 | 07:56 PM
  #208  
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here are some logs i just pulled with the added fuel mand smoother transition in the timing maps.
Attached Files
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Old Sep 12, 2009 | 07:59 PM
  #209  
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Follow 80% and 90% load from 1500rpm to 6000rpm. See how instead of slowly advancing, it goes up then down then up then down then up? The ignition tables need to slowly increase from low to high RPMs not jump up and down.
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Old Sep 12, 2009 | 08:15 PM
  #210  
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i will take a look in a little bit. dang laptop just died that i do all my tuning work on.

everything else seems ok. it feels good in the boost and nice thing with the greddy is that it shows you last highest boost. after all my "pulls" i looked at what that was and none were over 11lbs. and my afr's seemed tobe in check. i think im still gonna add a tad more fuel, but shes sittin pretty minus the timing, that im working on.


josh
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