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  1. C

    Is It Worth It To Upgrade A 1975 Formula 400?

    I believe I have a thin-walled block. Are there any essential upgrades for this block, or am i pretty much stuck with it?
  2. C

    1975 Formula 400 Automatic

    Hello all, I just got myself a new TA, my 1st ever, and am very excited! I really know nothing about this car except it seems solid w/ very minimal rust. We drove it around the neighborhood, and it seemed to do well. The previous owner said he didn't have it that long and said he had it...