Convert 2008 Mercury 15 HP Fourstroke to 20 HP

[BoatBug]

Ahoy Crew

i have a 2008 F15M I have carby issues I was considering putting in a complete new carby
it looks like I can put in the carby from the 20 HP and I own the extra 5 HP

the prop looks the same

any ideas and or comments???

 

[faztbullet]

Looks to be only difference ..even timing is the same