04-21-2014, 08:28 PM
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CC Member
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Join Date: Jan 2009
Cobra Make, Engine: N.A.F., 351 cleveland, 9" ford
Posts: 210
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Not Ranked
Take a look at this link that explains that it is a date code and that is all. interesting information on decoding blocks and dates...Good luck with the inspection.
Decode your 65 66 67 68 69 70 Mustang Engine Block | eBay
Paul T. |