1. Feb 24, 2007

   

   springerfever Member

   suwanee, ga

   Joined:

   Aug 1, 2005

   Messages:

   273

   Can anybody tell me the size of the sparkplug that fit the 258 block ? I am thinking of purchasing the below item from JC Whitney, which states that it comes with 10-12-14 mm adapters for different size plugs, but I can't find the required size anywhere...including the FSM.
   
   http://www.jcwhitney.com/autoparts/.../s-10101/Ntk-AllTextSearchGroup?Ntt=tire+pump
   
   Thanks !!

    

   springerfever, Feb 24, 2007

   #1
2. Feb 24, 2007

   

   garbageman Member

   Lexington, SC

   Joined:

   Aug 24, 2006

   Messages:

   417

   I run Champions that are 14mm thread on my 74 258.

    

   garbageman, Feb 24, 2007

   #2

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