b91 model Johnson 25 HP

[TMcCoy]

Is it possible to increase th

Is it possible to increase the HP on the 25 HP by making changes to the carburetor?

 

[jon]

" TMcCoy,

I know it

" TMcCoy,

I know it is possible on some outboards, but just recently I bought a 25 HP Johnson(leftover 2001) and what I was told is that the difference in the 25 and 30 HP is the crankshaft.

Jon "