Hi, I have a -89 Mercruiser 3.0 with alpha one. I am going to change the outdrive. The currently drive upper gears are: U-joint shaft 17, vertical 19. The new drive has: U-joint shaft 20, vertical 24. So i counted the upper gear ratios: 1,11765 and 1,2.
I am thinking, that this 1.11765 isn't the...