Noisy 55hp mariner ob

[ellfred]

I have a 55 mariner 2 cy 2 str

I have a 55 mariner 2 cy 2 stroke 663l31429 it is noisy I have checked the cast exhust in the leg and it's good no holes.bearings timing all ok it sounds like an exhust problem. any ides.

 

[galamb]

It used to be quiet and now it

It used to be quiet and now it's "noisy" or you just feel that it's too noisy?