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unbalanced back pressure

  1. Hmm...'89 exhaust manifold burns #3 cylinder?

    Spider - 105 & 115 Series (1966-1994)
    A couple years ago I bought an 89 Graduate, and the Alfa pro I had check it out before I bought it went on and on about how lucky I was that the number 3 cylinder wasn't "shot" yet. Something about how that particular manifold creates a horrible, imbalanced back pressure in #3, and I better...
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