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lugnuts

  1. 2005-2010 Mustang Talk
    Hey all, I recently did my first autocross and came in 2nd in my class which I'm very happy about. However, it brought some things to my attention. What is the lug nut size? I used a 21 mm but I tried an english size (forget which, may have been 13/16) and it worked as well. What is the actual...
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