| Item | Part number | Description | 
                        
                | 1 | 504385398 | CYLINDER HEAD ASSY | 
                            
                | 2 | 504075442 | VALVE SEAT STD. | 
                            
                | 3 | 504089121 | STUD M8X1.25 | 
                            
                | 4 | 504051237 | THREADED PLUG DIAM=1/4" | 
                            
                | 5 | 504051238 | THREADED PLUG DIAM=3/8" | 
                            
                | 6 | 504051236 | THREADED PLUG DIAM=1/8" | 
                            
                | 7 | 504087365 | DOWEL PIN | 
                            
                | 8 | 504113860 | THREADED PLUG DIAM=1/2" | 
                            
                | 9 | 504238926 | INLET VALVE | 
                            
                | 10 | 504238928 | EXHAUST VALVE | 
                            
                | 11 | 504342503 | ENGINE VALV.SPRING | 
                            
                | 12 | 14194670 | VALVE CONE | 
                            
                | 13 | 500348685 | SPRING CAP | 
                            
                | 14 | 500395378 | CAP | 
                            
                | 15 | 504081515 | CYL.HEAD STUD M15X1,5 | 
                            
                | 16 | 504081531 | CYL.HEAD STUD M12X1.5 | 
                            
                | 17 | 504081543 | CYL.HEAD STUD M8X1.25 | 
                            
                | 18 | 504081546 | CYL.HEAD STUD M8X1.25 | 
                            
                | 19 | 504093499 | CYL.HEAD GASKET SP=1,2 MM | 
                            
                | 20 | 504367673 | ROCKER ARM | 
                            
                | 21 | 504113994 | THREADED PLUG M14X1,5 | 
                            
                | 22 | 99489024 | SEAL GASKET dia. 26x36x1,5 | 
                            
                | 23 | 504033677 | THREADED UNION DIAM=1/4" | 
                            
                | 24 | 504077652 | WASHER | 
                            
                | 25 | 504093500 | CYL.HEAD GASKET SP=1,1 MM | 
                            
                | 27 | 500351992 | HEATER PLUG | 
                            
                | 28 | 504053806 | VALVE GUIDE +0.25 | 
                            
                | 29 | 504053804 | VALVE GUIDE +0,05 MM | 
                            
                | 30 | 504053805 | VALVE GUIDE +0.10 |