1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 701Get this manual
Quality of the image is intentionally reduced!
5 To prevenl damaging propc lle shaft earing on piruon gear, tilt prope lle nd shaft toward anti-cavitation plate while re moving shaft from housing(Figure 4) move shims from shoulder in gea hou ing s