1997+ Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-826148R2, Page 274Get this manual
3Apply 2-4-C Marine Lubricant (92-90018A12) to surface of upper pivot pin, pivot hole and shock rod hole4Position trim into position and drive pivot pin into swivel bracket and through shock rod until pivot pin is flush with swivel bracketDrive trilobe pin into its hole until se atedaTrilobe PinUpper Pivot Pin