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    Ring Free Shock Treatment - 90hp Yamaha 2 Stroke

    I have read good things about this and are wanting to do this to my 95, 90hp Yamaha 2 stroke. I have a new, separate 6gal fuel tank i am going to use. How much ring free should i add to 6 gallons? Are there any negative effects to doing this? I understand i might need to replace some spark...
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    Running hot at Idle & Low Speeds - 90hp 2 stroke Yamaha

    I just had the waterpump/impeller replaced. I also had them clean out the water jackets(?) and head(?). It still has poor water pressure (weak pee) at low speeds and idle. I am completely new to boating and are trying to figure this out. They performed a compression test and all looked good...
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    Proper Oil mixture for a 95 Yamaha 2 stroke

    Is it 50:1 or 100:1? Also, would adding more oil cause it to run cooler or cause it to run lean and be hotter? Thanks for looking! I am a brand new boat owner and are having some problems.
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