But before and after both, are angled plug design.
When did Eddy switch to a angle plug........... just went and look as my X head. they are an angled spark plug head but there is a bump that make the thread come out even.
He said its a long reach spark plug in there as well,RC14YC!!!
Abodybomer said his look like like the first pic.... do they all look like this or was three a "design change" that they didn't get a part # change?