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Thread: Tuning 428 for throttle response
          
   
   

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  1. #1
    saltshaker is offline CHR Member Visit my Photo Gallery
    Join Date
    Jan 2011
    Location
    Monmouth Beach
    Posts
    5

    Answers

     



    Vacumn tops are not connected yet and dist is mech advance...linkage is set that second carb starts to open when first one is 1/3 open.
    Jon

  2. #2
    techinspector1's Avatar
    techinspector1 is offline CHR Member Visit my Photo Gallery
    Join Date
    May 2003
    Location
    Zephyrhills, Florida, USA
    Car Year, Make, Model: '32 Henway
    Posts
    12,423

    Use this chart from Barry Grant to determine the initial timing at the crank based on the 0.050" duration of your cam....
    http://www.barrygrant.com/demon/default.aspx?page=5

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