Thread: Head numbers help
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Old 04-02-2026, 05:33 PM   #2
mcgarrett
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Join Date: Dec 2013
Location: Corsicana, Texas
Posts: 1,552
Default Re: Head numbers help
Not sure if they are genuine Ford, but appear to be service replacement heads, judging from the late casting dates. The "40" prefix indicates heads for 1933 & 1934 V8.
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