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pontiac trans am 400

  1. Pontiac 400: Engine parts/cam identification and performance mods

    Hotrodding Basics
    Hi to all, new to this forum, asking for guidance and advice. I have a 78 T/A SE clone 4 speed manual which I don´t know a lot about the engine as the PO has proven not to be very helpful. Engine mods were said to be done but never specified nor documented. The car came with a head damage...