Mercury Mariner 4 and 5HP 4-Stroke Outboards Service Shop Manual 1999, Page 17Get this manual
MAINTENANCE
Lubrication Points
Lubricate Points thru with Quicksilver 2-4-C with Teflon Marine Lubricant or Special Lubricant 1011Co-PilotLubricate threads2Swivel BracketLubricate fitting
3Transom Clamp ScrewsLubricate threads