Wright J-4 Whirlwind radial engines
                        
                            GPTKB entity
                        
                    
                Statements (15)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:piston_engine | 
| gptkbp:coolingSystem | air-cooled | 
| gptkbp:countryOfOrigin | gptkb:United_States | 
| gptkbp:engineType | gptkb:piston_engine | 
| gptkbp:firstFlight | 1920s | 
| gptkbp:fuelType | aviation gasoline | 
| gptkbp:manufacturer | gptkb:Wright_Aeronautical | 
| gptkbp:numberOfEngines | 9 | 
| gptkbp:powerOutput | 200 hp | 
| gptkbp:predecessor | Wright J-1 Whirlwind | 
| gptkbp:successor | gptkb:Wright_J-5_Whirlwind | 
| gptkbp:usedIn | gptkb:aircraft | 
| gptkbp:bfsParent | gptkb:Fokker_Trimotor_(used_by_Richard_Byrd) | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | Wright J-4 Whirlwind radial engines |