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Thread: Need Tune for 99 corvette LS1 With Truck Intake In Rock Buggy

  1. #1
    Potential Tuner
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    Need Tune for 99 corvette LS1 With Truck Intake In Rock Buggy

    Got a MAF less Camaro Firedbird Tune with Standalone harness and Computer. Switched to truck intake I believe it is a 6.O. Runs OK but I know the injectors are way different than a Firebird Camaro. Any help is greatly appreciated.

  2. #2
    Tuning Addict 5FDP's Avatar
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    Change over the injector data if they are just stock 6.0 injectors, that should be the easy part.

    Then you'll have to re-tune the VE table with a wideband. Once you've done that you can work on the WOT tuning and adjusting timing. There isn't a "plug in" tune for a change like this because every motor is different and nobody lives in exactly the same place and runs the same fuels etc etc etc.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  3. #3
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    Quote Originally Posted by 5FDP View Post
    Change over the injector data if they are just stock 6.0 injectors, that should be the easy part.

    Then you'll have to re-tune the VE table with a wideband. Once you've done that you can work on the WOT tuning and adjusting timing. There isn't a "plug in" tune for a change like this because every motor is different and nobody lives in exactly the same place and runs the same fuels etc etc etc.
    Thank You for your info. Got the same advise this week end from another tuner concerning the Wideband. Was also interested in using the MAF if possible. Not sure how to change that or if it is a good idea. Running in a Serious Rock Crawler in Colorado Mountains about 8000-12,000 feet. Not sure if fuel pressure should be adjusted at the regulator. Currently running the stock rail 60 regulator pressure, about 45psi. Any additional advice is greatly appreciated. I'll post progress after new injector data and Wideband retune.

  4. #4
    Senior Tuner SultanHassanMasTuning's Avatar
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    more than likely your will not be hitting 100kpa so keep that in mind
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