Mercury Mariner Outboard Remote Control Shift Box 8-Pin Power Trim Side Mount Cooling System & Hoses but they have an extra

but they have an extra area of holes at the top of them where thru-bolted power steering units were able to go as well as  other than that they are the same in every dimension - Typically found on Early Bravo 1986-1991 & early Gen I)

Also includes the hold-down brackets as pictured

The Part Number for this Drive Shaft Midsection Exhaust Housing Tube is F684660-2 / 819815C / 684660-1(cast)

At some point in 1984 they switched over the design which looks slightly different than this and that updated design is usually stamped 395209

Mercury Mariner Outboard Remote Control Shift Box 8-Pin Power Trim Side Mount Cooling System & Hoses but they have an extraItem Details Mercury Quicksilver Mariner Outboard Side Mount Control box with trim & tilt switch General Application Compatibility Most Mercury Mariner outboards from the 80's to early 90's using an 8 pin connector. Other Details Freshwater Used Parts Includes Key Condition Notes (Also documented in photos) One of the wires going into the 5 pin connector looks like it pulled out of the little male prong (Purple Wire) Purple & Brown wires have been