| Item | 
            Part number | 
            Description | 
          
                        
                | 
                  1                 | 
                
                  504334193                 | 
                
                  CYLINDER HEAD                                   | 
              
                            
                | 
                  2                 | 
                
                  504162949                 | 
                
                  VALVE SEAT STD.                                   | 
              
                            
                | 
                  3                 | 
                
                  4749397                 | 
                
                  VALVE GUIDE                                   | 
              
                            
                | 
                  4                 | 
                
                  4749398                 | 
                
                  VALVE GUIDE +0.10                                   | 
              
                            
                | 
                  5                 | 
                
                  4749399                 | 
                
                  VALVE GUIDE +0,2                                   | 
              
                            
                | 
                  6                 | 
                
                  504254094                 | 
                
                  VALVE SEAT STD.                                   | 
              
                            
                | 
                  7                 | 
                
                  16988301                 | 
                
                  LOCK PLUG Ø20 MM                                   | 
              
                            
                | 
                  8                 | 
                
                  504162958                 | 
                
                  INLET VALVE                                   | 
              
                            
                | 
                  9                 | 
                
                  504162959                 | 
                
                  EXHAUST VALVE                                   | 
              
                            
                | 
                  10                 | 
                
                  504178119                 | 
                
                  SPRING CAP                                   | 
              
                            
                | 
                  11                 | 
                
                  4812347                 | 
                
                  ENGINE VALV.SPRING                                   | 
              
                            
                | 
                  12                 | 
                
                  4780558                 | 
                
                  SPRING CAP TOP                                   | 
              
                            
                | 
                  13                 | 
                
                  40101573                 | 
                
                  CAP                                   | 
              
                            
                | 
                  14                 | 
                
                  14196670                 | 
                
                  VALVE CONE Ø7,85 MM                                   | 
              
                            
                | 
                  15                 | 
                
                  504081521                 | 
                
                  HEXAGON BOLT M15X1,5X193 MM                                   | 
              
                            
                | 
                  16                 | 
                
                  504081533                 | 
                
                  HEXAGON BOLT M12X1,5X165 MM                                   | 
              
                            
                | 
                  17                 | 
                
                  504190831                 | 
                
                  CYL.HEAD GASKET                                   | 
              
                            
                | 
                  18                 | 
                
                  4838680                 | 
                
                  VALVE CAP                                   | 
              
                            
                | 
                  19                 | 
                
                  99435557                 | 
                
                  DOWEL PIN Ø8,5 MM                                   | 
              
                            
                | 
                  20                 | 
                
                  17281481                 | 
                
                  O-RING Ø10,7 MM SP=2,6 MM                                   | 
              
                            
                | 
                  21                 | 
                
                  500380521                 | 
                
                  STUD M8X12X45                                   | 
              
                            
                | 
                  22                 | 
                
                  10298460                 | 
                
                  SEAL GASKET Ø12X18 MM SP=1,5 MM                                   | 
              
                            
                | 
                  23                 | 
                
                  16992211                 | 
                
                  THREADED PLUG M12X1,5                                   | 
              
                            
                | 
                  24                 | 
                
                  8099020                 | 
                
                  CYLINDER HEAD with elements (valves, springs...)                                   |