recommended stern drive lubricant?

[cokeydawg57]

im swappin motors on my boat so i drained the stern drive for the first time and im just wonderin what to put back in it, any suggestions? also how do i check the fluid levels and add fluid to my sterndrive?

( late '70's volvo sterndrive)

 

[bruceb58]

Re: recommended stern drive lubricant?

same oil you put in your engine...30W