2009 key Largo 160 50hp 2 stroke Yamaha wot only 2500 rpm

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2009 key Largo 160 50hp 2 stroke Yamaha wot only 2500 rpm

Postby Big&54321 » Tue Aug 23, 2016 9:59 pm

Bought boat used last year ran ok slow to plane. Started up 2 months ago planes off fair 'wot can only get 2500 rpm Motor starts,idles and runs smooth but will only run 2500 rpm, A shop said check compression , it is 90 psi on all 3 cylinders .Prop is 11 1/4 x 14G. Does anyone have any ideas? Any help would be greatly appreciated.
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Re: 2009 key Largo 160 50hp 2 stroke Yamaha wot only 2500 rp

Postby m_snow » Fri Sep 23, 2016 6:55 pm

I'd say prop is too steep. Try a less pitch.
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