Recent content by CobraMarty

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    Supercharged Trailblazer 4200 I6

    Sorry to offend, it's just 3 questions. I follow supercharged/turbocharged across 10 different forums. I have 3 supercharged vehicles in the drive now and am looking towards my next vehicle, TB I6 4200 Atlas engine. Just asking for some background information. There has been several builds...
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    Supercharged Trailblazer 4200 I6

    What are you finally using for tuning? How much boost and what is your pulley ratio/sizes? How much timing did you have to take out when in boost? About 1*/1pound boost? or more?
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    Swapping in Ported Heads

    Any flow data on the ported head?

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