Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 175Get this manual
NOTE: Apply anti-seize grease (obtain locally) or 2-4-C wlTefion to regulator attaching screw threadsNOTE: Due to the stiffness of the regulator spring, it is recommended that longer screws (5mm 25mm long) (10-4007325) and flat washers (12-30164) be installed through cover first to begin compressionThis will allow shorter screws (5mm 15mm long) to be installedRemove 2ong screws wflat washers and install remaining short screws (5mm 15mm)Torque screws to 70 lbin(8.0 Nm) 1997 Model