<VV> Head casting numbers

[jryall at juno.com]

The answer is in the tech manual (;`)!  the numbers match, except, of
course, the large fan shroud bolts went from 1/4 - 20 to 3/8 - 16.  There
is no operating difference between these head numbers.

John Ryall

On Tue, 24 Jan 2006 13:45:28 -0800 (PST) Michael Kovacs
<kovacsmj at sbcglobal.net> writes:
>  The heads on my '69 Fitch. Both are '65  - '66 140 heads, but 
> different casting #s. 3856728  76B  &   3878570  75A.
>    
>    Amy real significance between the two??
> 
> 
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