Slide about the propeller and prop washer, and screw to the castellated nut, lining up a slot from the nut with the opening for the cotter pin. Insert a brand new cotter pin and bend the ends.
Trim method: This is the https://haleemafagy164474.wizzardsblog.com/30514017/the-greatest-guide-to-pontoon-boat-outboard-engines