Brad 4 heads fuel or alcohol ?

Discussion in 'PSI Superchargers Tech Questions' started by PROMOD63, Sep 21, 2009.

  1. PROMOD63

    PROMOD63 Member

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    What is the differance and how do i tell what i have ?
     
    #1
    PROMOD63, Sep 21, 2009
  2. secondwindracing

    secondwindracing top alcohol

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    fuel heads and fat heads are 2 different animals..fuel heads if they are brads they will be with or without O-rings without is older..one of the smartest guys out there on this in my opion is Robert Rheel he can tell you port size and port width..Dave
     
    #2
    secondwindracing, Sep 21, 2009
  3. ITS IN MY BLOOD

    ITS IN MY BLOOD TAFC

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    Brad 4 Fuel head will have around 173 cc chamber
    while the alky head will be around 97 cc....

    .
     
    #3
    ITS IN MY BLOOD, Sep 21, 2009

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