oil for 400 omc outdrive

J

JESSIELSMALL

Petty Officer 2nd Class
Joined
Mar 15, 2006
Messages
112
what type of oil should be use for the lower part of the drive and is it the same type used for the upper part of the drive
 
Boomyal

Boomyal

Supreme Mariner
Joined
Aug 16, 2003
Messages
12,072
Re: oil for 400 omc outdrive

Assuming you have a mechanical shift, or hydro-mechanical, same fluid in both top and bottom. I use Amsoil synthetic 75w-90. You should either use a synthetic or pick up some marine grade hypoid.
 
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