25 hp to 35 hp conversion

[Johnny01]

I have a 1989 johnson 25 hp can I replace the carb on it with a 35 hp carb and get more hp

 

[kimcrwbr1]

The block and the exhaust tube look to be the same but the intake manifold and carb are different. Racer will know better on what you need to do!

 

[faztbullet]

Intake manifold, carb and some models the reed stops