TM 10-3930-659-20 5-2. ENGINE ROCKER ARM COVER AND VENT TUBE REPLACEMENT (Con't). 3. Install new preformed packing (2) and vent tube (6) on engine rocker arm cover (1). 4. Install clamp (7) on engine block (11) with screw (8). 5. Install clamp (3) on bracket (10) with washer (5), screw (4), and nut (9). FOLLOW-ON TASKS: • Install air intake tube (see paragraph 5-10). • Install air cleaner and bracket (see paragraph 5-9). • Install engine starting aid bracket (see paragraph 5-22). • Install engine hood (see paragraph 14-17). TA706850 5-9