| Item | Part number | Description | 
                        
                | 1 | 500387704 | VALVE SEAT STD. | 
                            
                | 3 | 500348747 | STUD M8x71 | 
                            
                | 4 | 504051238 | THREADED PLUG DIAM=3/8" | 
                            
                | 5 | 504051236 | THREADED PLUG DIAM=1/8" | 
                            
                | 6 | 504051237 | THREADED PLUG DIAM=1/4" | 
                            
                | 7 | 500389777 | DOWEL PIN Ø10 MM | 
                            
                | 8 | 16988901 | LOCK PLUG Ø36 MM | 
                            
                | 9 | 500362855 | INLET VALVE | 
                            
                | 10 | 500362856 | EXHAUST VALVE | 
                            
                | 11 | 500348686 | ENGINE VALV.SPRING | 
                            
                | 12 | 14194670 | VALVE CONE | 
                            
                | 13 | 500348685 | SPRING CAP | 
                            
                | 14 | 500395378 | CAP | 
                            
                | 15 | 500347039 | CYL.HEAD STUD M14X1,5x193 | 
                            
                | 16 | 500347040 | CYL.HEAD STUD M11x1,5x133 | 
                            
                | 18 | 500387068 | CYL.HEAD GASKET SP=1,2 MM | 
                            
                | 20 | 504014269 | ROCKER ARM | 
                            
                | 21 | 504033677 | THREADED UNION DIAM=1/4" | 
                            
                | 22 | 4858608 | SEAL GASKET dia.14x19,5x1,5 | 
                            
                | 23 | 504049268 | CYLINDER HEAD  ASSY | 
                            
                | 24 | 504053804 | VALVE GUIDE +0,05 MM | 
                            
                | 25 | 504053805 | VALVE GUIDE +0.10 | 
                            
                | 26 | 504053806 | VALVE GUIDE +0.25 |