>A question: I'm trying to ascertain what cylinder head I have on my 4A which
>appears to be a hodge podge of various models.
I did some research on cylinder heads a bunch of years ago. I have it in
my personal web site:
You will find a link under Triumphs on the recent changes page and in the
Triumph contents page
> The casting number which I've
>seen on other heads in between the spark plugs has been obliterated
>(probably intentionally). The part number which appears to be stamped at the
>top RH side on edge next to the manifold is 305225.
I've talked to a lot of people & looked at over fifty heads (when I was
researching them) and never could a correlation between head types and
the cast numbers.
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