JP, rather then starting additonal topics about the same concern, just post a topic
bump
It brings the topic back to the top of the list.
There are more then 1 motor sold each year. To answer your question we'd need to know the year, model # and often the serial# for the 2 parts your asking about.
Duke asked that in his post above.
Thank you for keeping these questions and this discussion in THIS topic, under Mercury/Mariner engines