Maestro (20HA50AA, 20HC51AA, 20HC81, BB) (1992 - 1994)
                
             | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 2.0 BB |                                                                         93 mm | 
                                                                                                96 mm | 
                                                                                                - | 
                                                            
                         
                    
                Maestro (12H, 12H999AA, 12HC32, 12HF, 12A) (1992 - 1994)
                
             | 
            
                 | 
                     
                  | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 1.3 12HF |                                                                         94 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                            
                    | 1.3 12A |                                                                         94 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                         
                    
                Maestro (20HA50AA, 20HC51AA, 20HC81, BB, BA) (1990 - 1992)
                
             | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 2.0 BA |                                                                         93 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                         
                    
                Maestro (16H956AK, 16HC37, 1600S) (1984 - 1992)
                
             | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 1.6 16HC37 |                                                                         94 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                            
                    | 1.6 1600S |                                                                         74 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                         
                    
                Maestro (12H) (1983 - 1992)
                
             | 
            
                 | 
                     
                  | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 1.3 12H |                                                                         93 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                         
                    
                Maestro (20HA50AA, 20HC51AA, 20HC81, BB, BA, 20HB63) (1989 - 1991)
                
             | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 2.0 20HA50AA |                                                                         94 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                            
                    | 2.0 20HC51AA |                                                                         94 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                            
                    | 2.0 20HC81 |                                                                         94 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                            
                    | 2.0 20HB63 |                                                                         95 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                         
                    
                Maestro (12H, 12H999AA, 12HC32) (1983 - 1987)
                
             | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 1.3 12H999AA |                                                                         93 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                            
                    | 1.3 12HC32 |                                                                         93 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                         
                    
                Maestro (16H956AK, 16HC37, 1600S, 16H956) (1983 - 1984)
                
             | 
            
                 | 
                     
                  | 
                        
                | Modification |                                                             Height | 
                                                                                Outside diameter | 
                                                                                Thread size | 
                                                
                            
                    | 1.6 16H956AK |                                                                         94 mm | 
                                                                                                76 mm | 
                                                                                                - | 
                                                            
                            
                    | 1.6 16H956 |                                                                         95 mm | 
                                                                                                76 mm | 
                                                                                                - |