ARMY TM 9-2805-257-14 AIR FORCE TO 38G2-103-2 NAVY NAVFAC P-8-612-14E 5-14. Cylinder  Head. This  task  covers: a.  Removal b. Repair c.   Installation INITIAL  SETUP Tools General  Mechanic’s  Tool  Kit  (Item  1,  Appendix  B) Wrench,  Torque  (NSN  5120-00-230-6380) (Item 3, Appendix B) Compressor,  Valve  Spring  (NSN  5330-00-096-6677) (Item 3, Appendix B) Materials/Parts Rags, Wiping (Item 6, Appendix D) Solvent,  Drycleaning  (Item  7,  Appendix  D) Materials/Parts   (cont) Gasket,  Cylinder  Head  Mounting (NSN   5330-00-819-8734) Packing,  Push  Rod  Housing  (NSN  5330-00-797-3510) Equipment  Condition Spark  plugs  removed  (para.  4-19). Intake  manifold  removed  (para.  4-39). Exhaust  manifold  removed  (para.  4-40). Rocker  cover  removed  (para.  4-25). Flywheel  cover  removed  (para.  4-14). NOTE When  removing  cylinder  heads,  both  heads  must  be  removed  at  the  same  time. a. Removal. (figure 5-11) (1) Turn flywheel clockwise until both rockers (1), in cylinder heads (2) are closed. (2) Remove eight nuts (3) and washers (4) and remove cylinder heads (2) and gaskets (5). (3) Remove push rods (6), push rod housings (7), and preformed packings (8). (4) Remove rear cylinder cover (9). 5-26