1979 85 hp crysler lower unit oil change?

[migsey]

Hi im very new to this what oil do i need to put in my lower unit? and how do i change it.<br />any help would be greatly appreciated<br />thanks

 

[The Marine Doctor]

Re: 1979 85 hp crysler lower unit oil change?

80/90 EP which you can buy from any Mercury Dealer.<br /><br />Drain the oil using the DIME size screws. then refill from the bottom until the oil comes out the top fill screw.<br /><br />TMD