I have a 1990 115 hp inline 4 mercury ss#oc171885. While running it this year I was getting a little nose when trimming up while in gear. I decided to change lowerunit gear oil. Check manual I bought off of Iboat and no mention of what type to use, found at local parts store a heavy duty high...
Ran across this "flower bed", no motor, outdrive is attached. Hoping to get it cheap, looking for a used 220hp mercruiser and any other spare parts I can lay hands on.