Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 53Get this manual
2If removedreinstall parts on armature shaft Use new locknut and tighten securely on end of shaft 11658
a -locknutSpacerSpringDrive AssemblyDrive End Ca 1- Armature ShaltWasher
3Lubricate helix threads on armature shaft with drop of SAE 10W oi l4Lubricate bush ing in drive end plate with drop of SAE 10W oil5Position armature into starter frame so that commutator end of armat ure is at end of starter frame where perma nent magnets are re cessed 1" (25.4mm )Align marks as shown