merc 3.0l intial valve adjustment

snake91876

Petty Officer 1st Class
Joined
Jun 25, 2007
Messages
211
i had my 87 3.0l 130 hp rebuilt and head was worked . I had the rockers completely off can someone tell me the how to make intial valve adjustment once i install rockers so i dont mess anything up. if there is a specific adjustment order can you tell me what valves are what from front to back of motor, like i,e,i,e etc......... thanks
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: merc 3.0l intial valve adjustment

Here is a link to a newer engine than yours, but the valve adjustment is exactly the same.
Starts on page 3A=12

http://www.boatfix.com/merc/Servmanl/13/13A3R2.PDF

Look at your intake/exhaust manifold. You can see which is intake and which is exhaust
 
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