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probe pistons

  1. 5.0L Tech
    I currently have a 94 gt with the P1SC Prochrager with only other mods being bbk shorty headers, full exhuast with the cats removed. I currently am running the 3.55" pulley making 11 pounds of boost. We are tearing the motor down in about a week. I purchased the Trick Flow 360HP top end kit...