Rolls-Royce Griffon V12 piston engine

URI: https://gptkb.org/entity/Rolls-Royce_Griffon_V12_piston_engine
GPTKB entity
Statements (29)
Predicate Object
gptkbp:instanceOf gptkb:piston_engine
gptkbp:bore 6.0 in (152 mm)
gptkbp:compressionRatio 6:1 to 7:1
gptkbp:configuration V12
gptkbp:coolingSystem liquid-cooled
gptkbp:countryOfOrigin gptkb:United_Kingdom
gptkbp:displacement 36.7 litres
gptkbp:engineType V12 piston engine
gptkbp:firstRun 1939
gptkbp:fuelType aviation gasoline
gptkbp:manufacturer gptkb:Rolls-Royce_Limited
gptkbp:notableFeature larger displacement than Merlin
used in late-model Spitfires
improved low-altitude performance
gptkbp:powerOutput up to 2,500 hp
gptkbp:predecessor gptkb:Rolls-Royce_Merlin
gptkbp:productionStartYear 1939–1955
gptkbp:stroke 6.6 in (168 mm)
gptkbp:successor gptkb:Rolls-Royce_Eagle_22
gptkbp:supercharger single-stage or two-stage, depending on variant
gptkbp:usedInAircraft gptkb:aircraft
gptkb:Fairey_Firefly
gptkb:Avro_Shackleton
gptkb:Blackburn_Firebrand
gptkbp:valvetrain single overhead camshaft per bank
gptkbp:weight 1,980 lb (898 kg)
gptkbp:bfsParent gptkb:Avro_Shackleton
gptkbp:bfsLayer 6
https://www.w3.org/2000/01/rdf-schema#label Rolls-Royce Griffon V12 piston engine