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Type: Posts; User: jgibbons

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    i appreciate that! i've just picked this up again...

    i appreciate that! i've just picked this up again from scratch after a few months off as im sure you've noticed..
    but i've been very carefully following a step by step guide. I do have two o2...
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    help!! It seems im not making boost...?

    could this be from something in the tune? i can hear the turbos when i let off the gas. so they appear to be spooling. i'll check for boost leaks first thing tomorrow, but i'm wondering if this could...
  3. can you explain to me what matt's site is? also...

    can you explain to me what matt's site is?
    also i said i downloaded and used russellks idle.cfg file. which is a vcm scanner preset. if there's a guide i would love to see it.

    also, this is a...
  4. stole some spark tables from someone with a...

    stole some spark tables from someone with a similar cam profile "whack shack nova 5.3" from sloppy mechanics hptuners base tune cabinet.. hard to start still but still not idleing right. it's in the...
  5. alright, here is my updated tune. lots of white...

    alright, here is my updated tune. lots of white smoke. lots of spark correction tables disabled, almost all stock airflow/VE/ spark tables. car starts and is wayyyyyy rich then idles kinda hard and...
  6. I have not seen those videos. I will convert my...

    I have not seen those videos. I will convert my entire spark tab to original GM for my engine. Im also replacing almost all of the injector tables with the same values that someone running the same...
  7. Heres my cam:...

    Heres my cam:
    https://www.summitracing.com/parts/CCA-54-480-11
    Brand:COMP Cams
    Manufacturer's Part Number:54-480-11
    Part Type:Camshafts
    Product Line:COMP Cams LSR Series Hydraulic Roller...
  8. thanks for the info. Can you elaborate on the...

    thanks for the info.
    Can you elaborate on the spark part? that's where i was assuming a lot of my issues are. In the last hour or two i've actually been reverting all spark tables to GM stock 5.3...
  9. okay i've adjusted the MAF. I see your point. ...

    okay i've adjusted the MAF. I see your point.

    can you expand on the Fuel system portion?
    My Boost adjusting fuel pressure reg is set to about 56-58. (very small gauge ticks.)
    I put all those...
  10. BTW i have a vacuum controlled FPR that is set to...

    BTW i have a vacuum controlled FPR that is set to 56 PSI of E85.
  11. Hope i didnt come off rude, i only have so long...

    Hope i didnt come off rude, i only have so long to tune before it gets too cold.
    OKAY!
    so I thought we discussed that the MAF Fail HZ variable does not apply or matter...? I'm happy to change it...
  12. dont have time to answer at the moment. i will a...

    dont have time to answer at the moment. i will a b it later once im done tuning. anyone else?
  13. idle surging and car is somewhat difficult to get started. PLEASE HELP!!!!

    5.3 turbo
    223/227 cam
    10 lb wastegate springs.
    no maf

    car will start if feathering the throttle a bit but on most starts it dies after 2 seconds of running. then it idles, then the idle ramps...
  14. i think i've cleared this up. i will start a new...

    i think i've cleared this up. i will start a new thread for the next issue
  15. my injectors are more like 94.3 lb injectors. ...

    my injectors are more like 94.3 lb injectors.
    no maf.
    2bar.
    10 lb springs in wg's
    appears to be 0 boost or exhaust leak.
    tr6060 manual trans.

    my friend seems to think i dont have nearly...
  16. car wont start with proper injector data. anyone...

    car wont start with proper injector data. anyone have some time to look over my tune and wanna make some money?
  17. thanks for pointing that out. i have updated...

    thanks for pointing that out. i have updated injector info. I will be able to test tonight.. but any other ideas if that doesnt work? or general tune advice??
  18. Idle kicks up to 2k after reving and while coasting

    please help. i feel like i'm so close. ANY pointers are appreciated.

    5.3
    e85
    80lb injectors
    223/227 cam
    twin 61mm t4 turbos
    10lb springs in wg
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    so i was a little confused about that too....

    so i was a little confused about that too. evryone is saying to tune with the same afr as gas. and that it evens out.. im getting a 12.0-10.5 afr with my wideband set to gas.
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    alright, adjusted. still nothing.

    alright, adjusted. still nothing.
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    this tune is almost completely new. after reading...

    this tune is almost completely new. after reading a bit, it seems the popular opinion is to leave it at 1hz ?
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    having trouble keeping my car running.

    adjusted some timing since this log and it seemed to help. got to drive the car around the block though, so that was sweet!! :yay:


    fuel pressure is at 54 psi. E85.
    cam:...
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    It has the vacuum port on the regulator, and I...

    It has the vacuum port on the regulator, and I ran that to the manifold.
    I don't mind starting over with the VE. basically i paid a shop for a tune, they couldnt figure out how to get it running...
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    I had stared with what might be the worst tune...

    I had stared with what might be the worst tune shop in the worlds "partial tune"

    Injectors: 990cc at 58 psi, which is a 94.3 lb

    Thanks, I'll adjust the fuel pressure.
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    please help. i'm an idiot.

    cant keep my car running.
    fuel pressure is at 80 psi. E85.
    cam: https://www.summitracing.com/parts/CCA-54-480-11
    ls1 intake manifold.
    5.3 w/ 799 heads
    Twin t4 61 mm turbos
    10 psi springs in...
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