Re: 1963 Hot Rod Ford Performance Handbook Ford 406
Those "bolt holes" in a 390/406 block which weren't drilled through were for a mounting fixture, not for the rod caps like on a 427. That fooled me early on, too.
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Alan H. Tast AIA, LEED AP BD+C
Technical Director/Past President-Editor-Publications Director, Vintage Thunderbird Club Int'l. (VTCI)
http://www.vintagethunderbirdclub.net
Author, "Thunderbird 1955-1966" & "Thunderbird 50 Years"
35+ year member, Crown Victoria Ass'n.
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