1968 20 hp johnson

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phillipramsey

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Jul 1, 2009
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i was wondering if anyone knew if i could swap my carb out with say a 25 horse or larger motor for more power and if so which year model would work. im tryin to get all the power i can out of this thing for as little money as poss.
 
tashasdaddy

tashasdaddy

Honorary Moderator Emeritus
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Nov 11, 2005
Messages
51,019
Re: 1968 20 hp johnson

get your load balanced, engine height correct, and propped properly. will do a lot more, than screwing up a motor.
 
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phillipramsey

Cadet
Joined
Jul 1, 2009
Messages
7
Re: 1968 20 hp johnson

what should the height be and what would be a good prop to use to get a little more performance out of my motor?
 
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