friend is a mercury dealer, he put this on FB.

Chris Coulter That motor is capable of turning 10000 rpm I did it in school and the instructor smiled it's coming and it's coming soon

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God bless Texas-----------------------
Old 300
I will remain what i am until the day I die- A HUNTER......Sitting Bull
Its not how you pick the booger..
but where you put it !!
Roger V Hunter