TM 9-2815-225-34&P 3-84.  ROCKER ARM HOUSING ASSEMBLY INSTALLATION (Contd) LOCATION/ITEM ACTION REMARKS Installation (Contd) 4. Six washer bearings (10) Install on rocker arm housing assembly (3). CAUTION There are three different sizes of rocker housing studs.  Install correct rocker housing stud in correct rocker arm housing assembly.  Damage to rocker housing stud threads will result if substitution of length is made.  See illustration for proper locations. 5. Six rocker housing studs Install and tighten to 65 lb-ft The center and rear rocker arm (1), (6), and (7) (88 Nm) as shown in installation housing assemblies do not use sequence (11) and tightening the 8-5/8 in. long rocker housing sequence (12). stud (1). FOLLOW-ON TASK:  Perform injector and valve adjustment (para. 3-85). 3-642