Articles from Mattax

  1. How To Limit and Adjust Chrysler Vacuum Advance Cans

    This comes up enough that it seemed worthwhile to create its own thread.

    Chrysler Style Vacuum Control Canisters (pods)
    This write up will cover how to adjust two of the three vacuum advance characteristics. This can be done either to bring the timing to factory specifications, or for custom tuning. That will be covered in a later post.

    Vacuum cannisters have three parts that control their advance.
    a. Rate of vacuum advance. This is built in (mostly spring rate)
    b. Vacuum required to get...
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