Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 282Get this manual
Drive Shaft Housing and Exhaust Tube (SN-OG437999BELOW)
Loctite 271 (92-809820) Perfect Seal (92-34227-1)
Loctite 680 (92-809833) 2-4-C With Teflon (92-825407 12)