Sometimes trim and tilt assemblies are captive between the two halves of the motor mount, and the motor has to be lifted slightly to disassemble the mount and change them. Most any marine fastener will be stainless steel or passivated steel, sometimes they are installed with Loctite, marine grade.
We do have a Mercury motor segment on the list of forums, lot of good Merc mechanics there.
Mercury Motors

(29 Viewing)
For discussions related to "Stock" Mercury motors.