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Thread: Vacuum Ports on MFI Stacks

  1. #1

    Vacuum Ports on MFI Stacks

    I have a set of mag stacks on a 2.7 RS spec motor. Two of them on the oil tank side have vacuum ports at the base. They are plugged for my application. Were there vacuum ports on the stacks for Sportomatic mechanically injected cars?
    1969 911 E #824

  2. #2
    Yes. Sportomatic.
    1971 911S, 2.7RS spec MFI engine, suspension mods, lightened
    Early 911S Registry Member #425

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