EnginesPratt & Whitney R-1830-86 Twin WaspPratt & Whitney R-1830-86 Twin WaspPratt & Whitney R-1830-86 Twin WaspLayoutRadialCoolingAirFuelPetrolDisplacement29.98 LAircraft 3193119321933193419351936193719381939194019411942194319441945F4F-41,169≈ 18 Apr 1942 – 7 Apr 1943≈ 8 Nov 1942 – 11 Nov 1942Martlet V3 Apr 1944 – 3 Apr 1944≈ 15 Aug 1944 – Aug 1944FM-1839