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  1. S

    Prop change for more top speed.....?

    Hello members, it has been quite some time since my last post. Largely because since I installed the carb gasket for a 30HP 2 stroke Merc / Tohatsu into my 25HP it has run like a top, with power to spare and a crazy strong holeshot on my Naden 16FT aluminum boat. My GPS indicates 54KPH at...
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    Mercury 2-stroke 25HP to 30HP upgrade - carb gasket - DONE!

    Hello all! I am going to report the details of making the simple [carb gasket] change to my brand new 2-stroke 2011 Mercury [Tohatsu] 25HP which increased it to a 30HP outboard. I read about the restricted carb gasket and confirmed that was in my 25HP. I ordered the non-restricted gasket from...
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