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1. 

   Joined: Jun 1, 2009
   Posts: 4,420

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   57ford/60thunderbird

   Member

   from hamilton ohio

   hey
   
   i have a question does the modulater valve on a turbo 400 need constant vacuum or just ported vacuum?

    

   57ford/60thunderbird, Apr 1, 2011

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2. 

   Joined: Nov 16, 2008
   Posts: 32

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   wheel28

   Member

   from Land of Pears, Tx

   A turbo 400 comes ported off the intake from the factory. So any port below the ****erflys should work.
   
   Will

    

   wheel28, Apr 1, 2011

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3. 

   Joined: Sep 23, 2004
   Posts: 60,043

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   squirrel

   Member

   from Sierra Vista AZ

   full time vacuum.

    

   squirrel, Apr 1, 2011

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4. 

   Joined: Jun 1, 2009
   Posts: 4,420

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   57ford/60thunderbird

   Member

   from hamilton ohio

   thanks guys

    

   57ford/60thunderbird, Apr 1, 2011

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