
03-21-2014, 08:39 AM
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CC Member
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Join Date: Jul 2005
Location: Bartlett,
Ill
Cobra Make, Engine: Everett-Morrison LS1
Posts: 2,448
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Not Ranked
In the AN world the number replates to 1/16 inch--so in your case the id size .638 is equalate to 10/16 inch or the #10 an size-------
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