I personally want to put 1 1/2" fender flares front and rear on my '66, but I've found that you can only get 1 1/2" for the front and the rear doesn't have 1 1/2" except they do have 2 1/4" 3 1/2" and 4" fender flares.
I don't think flares look right if they are bigger than 1 1/2"
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