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Thread: Gen3 5.3 BTR Stage 3 or 4 Truck cam

  1. #1
    Potential Tuner
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    Jul 2021
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    Gen3 5.3 BTR Stage 3 or 4 Truck cam

    Does anyone have a Tune to get me started for a 5.3 gen3 with a BTR stage 3 or stage 4 truck cam? I have a tuned shop truck with a 5.7 with 11.5:1 comprssion and a .601 comp cam with 70# bosch injectors that I dont mind sharing. I was just wanting a starting point on a 71 el camino swap Im doing.

  2. #2
    Tuner in Training
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    Jul 2020
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    tn
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    Pm me

    Quote Originally Posted by BigJerm View Post
    Does anyone have a Tune to get me started for a 5.3 gen3 with a BTR stage 3 or stage 4 truck cam? I have a tuned shop truck with a 5.7 with 11.5:1 comprssion and a .601 comp cam with 70# bosch injectors that I dont mind sharing. I was just wanting a starting point on a 71 el camino swap Im doing.
    may have what you need.... sumin clos that will work

    cammed 5/3 tubes tbss intake injec etc..

  3. #3
    Potential Tuner
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    Apr 2021
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    Do you have a tune for 6.0 gen 3 BTR stage 4

    Quote Originally Posted by tnbubba View Post
    may have what you need.... sumin clos that will work

    cammed 5/3 tubes tbss intake injec etc..

  4. #4
    Potential Tuner
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    Apr 2021
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    3
    Please send a starter tune.
    It?s very hard to start. Probably not enough air. It?s 3rd gen 6.0 with BTR stage 4 cam 3800 stall, ls3 heads, ls3 intake, DBW 102mm TB, long tube headers, 30lb injectors, 4l80 with 410 final gears

  5. #5
    Potential Tuner
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    Apr 2021
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    Please send a starter tune/comparison tune

  6. #6
    Advanced Tuner
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    Dec 2019
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    MS
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    tnbubba hasnt signed on in 3 months.

    If you start a new thread and post your tune and a datalog there will be folks willing to help but dont expect them to do everything for you.

  7. #7
    Tuner in Training FC3S Murray's Avatar
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    Oct 2013
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    Montana
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    48
    deleted...fat fingered post, sorry.
    12 years LSx swapped & still running STRONG!!

    SRM Performance Tuning LLC
    https://www.instagram.com/fc3s_murray/

  8. #8
    Tuner in Training
    Join Date
    Nov 2022
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    22
    I have this.
    Running BTR stage 3.
    Also supplied mods list.
    1 3/4 headers.
    Didn't run with a 102mm couldn't get to idle had to run stock 73mm. Idles good still pushing 480hp at crank.
    Attached Files Attached Files
    Last edited by corsairguy; 12-09-2022 at 06:41 AM.