The R-2800 Double Wasp was the primary aircraft engine of the Anglo-American Air Force in World War II. This engine was used to power fighters such as Brewster XA-32, Breguet Deux-Ponts, Canadair CL-215, Canadair C-5 North Star, Consolidated TBY Sea Wolf, Convair 240, 340, and 440, Curtiss P-60, Curtiss XF15C, Curtiss C-46 Commando, Douglas A-26 Invader, Douglas DC-6, Fairchild C-82 Packet, Fairchild C-123 Provider, Grumman AF Guardian, Grumman F6F Hellcat, Grumman F7F Tigercat, Grumman F8F Bearcat, Howard 500, Lockheed Ventura/B-34 Lexington/PV-1 Ventura/PV-2 Harpoon, Lockheed XC-69E Constellation, Martin B-26 Marauder, Martin 2-0-2, Martin 4-0-4, North American AJ Savage, North American XB-28, Northrop XP-56 Black Bullet, Northrop P-61 Black Widow, Northrop F-15 Reporter, Republic P-47 Thunderbolt, Sikorsky CH-37 Mojave, Sikorsky S-60, Vickers Warwick, Vought F4U Corsair, Vultee YA-19B.