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    re: 1982 8hp conversion

    re: 1982 8hp conversion hi for the person that said it wasn't possible because of the stroke and bore being different,in the mercury manual everything is the same but the main jet high speed (18hp 82mercury to a 25hp) so in this case is it possible... not a mechanic so some input would be...
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    just wondering!

    hello and sorry if this was asked already,just wondering i have a 20hp johnson 1991.there has been lots of talk about it being upgraded to a 30 or 25 with few parts,(im not so sure). can this upgrade be done on this model or not,and if so what might have to be done(parts) thanks for your...
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    help newbie here!

    hello for starters great place,well here goes have purchased a 18hp mercury with serial 5905561 and want to know if this motor can be converted to a 25 and what parts if any are needed,also what year is this motor? thanks
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