The R-2800 also powered the Corsair's naval rival, the Grumman F6F Hellcat, the US Army Air Forces' Republic P-47 Thunderbolt, the twin-engined Martin B-26 Marauder and Douglas A-26 Invader, as well as the first purpose-built twin-engined radar-equipped night fighter, the Northrop P-61 Black Widow.
Этим двигателем были оснащены такие истребители, как Republic P-47 Thunderbolt, Chance Vought F4U Corsair, Grumman F6F Hellcat, Grumman F8F Bearcat, а также бомбардировщики Martin B-26 Marauder и Douglas A-26 Invader.