TM   5-2815-241-34&P CYLINDER  HEAD  -  CONTINUED ACTION LOCATION ITEM REMARKS 54. NOTE Be sure to install valves in original locations as tagged in step 4. Steps 54 thru 64 are typical for all cylinder head valve assemblies. 55.  Cylinder  head  (1) Valve  (6) 56. Cylinder  head  (1) 57.  Valve  guide  (7) Cylinder  head  (1) Be sure cylinder head is clean. If cylinder head needs cleaning, see General    Maintenance    Instructions, page  2-3. Valve  spring spacer  (8) Dip valve stem in clean lubricating oil and insert  into  valve  guides  (7). Place  cylinder  head,  mating  surface  down, on  wooden  bench  or  other  protective surface. If  valve  seat  insert  and  valve  have  been refaced  more  than  a  total  of  0.030  inch (0.76  mm),  place  a  maximum  of  two  valve spring  spacers  over  valve  guide  (7). T A    2 4 2 4 7 9 2-209