TM 9-2320-361-34 I 3-7. ROCKER ARMS AND PUSHRODS MAINTENANCE (Contd) I e. Installation CAUTION All rocker arm adjusting screws must be backed off flush with rocker arm body before installation on cylinder head. Failure to do so may bend pushrods and damage rocker arms. 1. Position six pushrods (6) in channels (5) through cylinder head (4) and seat in six tappets (3). 2. Position six rocker arms (7) on pushrods (6) and three supports (2) on cylinder head (4). 3. Install three supports (2) on cylinder head (4) with six new lockwashers (8) and screws (1). 4. Tighten six screws (1)28 lb-ft (38 N•m). 3-25