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  1. G

    0411 swapped 454 tuning tips

    you were able to use the 0411 from the 8.1 with out any problems?
  2. G

    How to tune the 5.0 injector swap with the black boc PCM

    Hey guys looking too put in the 5.0 injectors in my 454 and I am wondering what the changes I need to make to the black box PCM? Do i just change the injector flow rate to match the flow rate of the injector? or is there more to it...I am using HP Tuners
  3. G

    Bosch injectors

    would the gen 3 5.0 injectors need tuning?
  4. G

    0411 pinout sheet

    AHs anyone been able to get the pinout sheet from Lextech? or does anyone else have it and can please share it? Maybe I am missing a thread or a section with it? Please help. Thanks
  5. G

    Cylinder Heads

    Thanks guys
  6. G

    Cylinder Heads

    Hey everyone! I have a 454 from a 2000 chevy gen 6. I wanted to keep the stock intake which is a vortec. I am wondering what my head options are? Are the stock ones worth having re-done to try and squeeze some power out of? Or is there a head that will work with the stock intake? I am planning a...
  7. G

    2000 year Blackbox pcm tuning abilities?

    any way you can tell me how you got the timing table to adjust? I adjusted the base spark and went for a ride to log the changes and when watching the spark graph I am 5 degrees short of what I changed on the main base spark table...any info would be appreciated! I have a 2000 express 3500 with...

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