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  1. 6

    Question about transmission

    I have a performance automatic comp c4 with the reverse manual valve body. Since it is a manual valve body do i need to run a vacuum line to the tranny. thanks for any help
  2. 6

    Installing my 408W

    I have recently installed a 408 into my 68', and its backed up by a performance automatic c4. my problem is that the instructions call for a vacuum line to go from the tranny to somewhere. where does this line hookup to. also are there any other vacuum lines i should know about. thank you all...