Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 179Get this manual
21 Install lower mount retainers and secure each retainer with bolts(Secure ground slrap with the nearest retainer bolt and flat washer Torque bolts to 20 lbft27.1 Nm) 23 Install upper mount cover on adaptor plateSecure cover with bolts Torque bolts to 20 lbft(27 .1 Nm)24 Route power trim harness thru grommet in adaptor plate25Reinstall shift shaft with bushing into adaptor plateApply 2-4-C Marine Lubricant to bushing