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1. 

   Joined: Sep 8, 2007
   Posts: 118

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   jbradleyd

   Member

   from Rockingham, NC

   I'm rebulding a 400 sbc and i want to replace the stock rocker arms how do I know what ratio they are ?????

    

   jbradleyd, Feb 15, 2008

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2. 

   Joined: Oct 26, 2006
   Posts: 2,203

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   RustyBolts

   Member

   from East Bay Area, California

   The stock arms are 1.5:1.

    

   RustyBolts, Feb 15, 2008

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3. 

   Joined: Mar 29, 2001
   Posts: 12,946

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   Unkl Ian

   Member

   from Troll Station, Antarctica.

   All Gen 1 production SBC arms were 1.5:1 ratio.

    

   Unkl Ian, Feb 15, 2008

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