TM 10-3930-669-34 (4) Check timing gear lineup carefully.  Dots and characters must match illustration. (5) Align timing gear (4) keyway with pump shaft key and gear/crankcase position mark Install gear. (6) Install gear retaining nut (1) on injection pump shaft (2).  Tighten nut to 44 to 52 lb- ft (60-70 N•m). NOTE Follow-on Maintenance: Install front cover (Para 3-10). Adjust fuel injection pump timing (Para 4-4). END OF TASK 3-91

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