Mercury Mariner 4 and 5HP 4-Stroke Outboards Service Shop Manual 1999, Page 56Get this manual
IGNITION SYSTEM
INSTALLATIONContinued
1Install starter pulley (a) and three bolts and lockwashers (b)Torque to 70 Ib-in(8 Nm)2Hold sta rter pulley (c) with strap wrench (d)Torque nut (e) to 40 Ib-ft (54.0 Nm)