Rolls-Royce Merlin 55 V-12 engine
                        
                            GPTKB entity
                        
                    
                Statements (21)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:piston_engine
                                        
                                         | 
                            
| gptkbp:bore | 
                                    
                                        
                                            
                                            5.4 in (137 mm)
                                        
                                        
                                         | 
                            
| gptkbp:compressionRatio | 
                                    
                                        
                                            
                                            6.0:1
                                        
                                        
                                         | 
                            
| gptkbp:configuration | 
                                    
                                        
                                            
                                            V-12
                                        
                                        
                                         | 
                            
| gptkbp:coolingSystem | 
                                    
                                        
                                            
                                            liquid-cooled
                                        
                                        
                                         | 
                            
| gptkbp:countryOfOrigin | 
                                    
                                        
                                            gptkb:United_Kingdom
                                        
                                         | 
                            
| gptkbp:displacement | 
                                    
                                        
                                            
                                            27 litres
                                        
                                        
                                         | 
                            
| gptkbp:engineType | 
                                    
                                        
                                            
                                            liquid-cooled V-12 piston engine
                                        
                                        
                                         | 
                            
| gptkbp:firstFlight | 
                                    
                                        
                                            
                                            1942
                                        
                                        
                                         | 
                            
| gptkbp:fuelType | 
                                    
                                        
                                            
                                            aviation gasoline
                                        
                                        
                                         | 
                            
| gptkbp:manufacturer | 
                                    
                                        
                                            gptkb:Rolls-Royce_Limited
                                        
                                         | 
                            
| gptkbp:notableFor | 
                                    
                                        
                                            
                                            use in World War II fighter aircraft
                                        
                                        
                                         | 
                            
| gptkbp:powerOutput | 
                                    
                                        
                                            
                                            approximately 1,455 hp
                                        
                                        
                                         | 
                            
| gptkbp:stroke | 
                                    
                                        
                                            
                                            6.0 in (152 mm)
                                        
                                        
                                         | 
                            
| gptkbp:supercharger | 
                                    
                                        
                                            
                                            single-stage, two-speed
                                        
                                        
                                         | 
                            
| gptkbp:usedIn | 
                                    
                                        
                                            gptkb:Supermarine_Spitfire_Mk_XVI
                                        
                                         gptkb:Supermarine_Spitfire_Mk_IX  | 
                            
| gptkbp:valvetrain | 
                                    
                                        
                                            
                                            single overhead camshaft per bank
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Seafire_F_Mk_III
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            7
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Rolls-Royce Merlin 55 V-12 engine
                                        
                                        
                                         |