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929 itb's

  1. ITB Tuning set up help/info

    Naturally Aspirated
    My 929 throttle body assemblies should be here tomorrow and I should have them road ready by the end of the week. The track opens on the 6th and I want to compare them to my edlebrock performer x intake. I know alpha-n is the way to go below a certain rpm but how do I know when I cross over to...