Gear oil resevior

StollaTolla

Recruit
Joined
May 2, 2013
Messages
1
I just changed the gear oil on my 88 Rinker 4.3L Merc . Drained it, filled it from the bottom up til it came it out the vent hole. Replaced the vent hole cap and gave it a couple extra pumps. I don't seem to have the square res bottle like everyone else is stating. Is this possible? IF so, do I assume it is full ?
 

Bosunsmate

Admiral
Joined
Apr 7, 2012
Messages
6,129
Re: Gear oil resevior

Whats a res bottle?
If you have some coming out the top vent its full on all motors ive worked on...
 

aussieflash

Lieutenant Junior Grade
Joined
Feb 5, 2011
Messages
1,004
Re: Gear oil resevior

You should let a little out to allow for expansion.Not block vent and pump more in.Seals may be under too much pressure.
 

Silvertip

Supreme Mariner
Joined
Sep 22, 2003
Messages
28,762
Re: Gear oil resevior

You have a Mercruiser I/O, Not a Mercury outboard. Post your question the Mercruiser forum.
 
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