1977 merc 850 85 hp impeller

johnniemooner

Recruit
Joined
May 24, 2009
Messages
4
i have a merc 850 4725765 and i need to replace impeller just how hard is this to do just a old country boy trying to save a $
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
28,057
Re: 1977 merc 850 85 hp impeller

Pick up a service manual and follow the procedure. It is not too difficult, however, you will want a guide. Any service manual will work for this repair. If you need to do carb work or ign work, a Merc Manual is best.
 
Top