Ford codes for the year are C=60s D=70s E=80s and so on. So C9 means its a 1969 model block. Sorry I can't help on the rest of it. Is it a small, or big block? If it is a small block V8 it is either a 302, or a 351w. They quit producing 289s early in 1968. Hope that helped some. Shawn
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