2001 Mercury Mariner 50-60HP Factory Service Manual, Page 121Get this manual
CHARGINGSTARTING SYSTEM
Reassembly
1Lubricate helix threads and drive end cap bushing with SAE 10W oil2Install the pinion, pinion stopper, spring, washer and NEW nut onto armature shaft3Lightly clamp the armature in vise and torque nut to 240-300lbsin (27-34 Nm)a d