Boeing Model 818 tapte mot General Dynamics F-111 - Twitter

Boeing Model 818 for the USAF/NAVY FTX fighter program in the 1960s Although the selection board select the Boeing model in November 1962, McNamara selected General Dynamics , the F-111.

There were many different Boeing 818 configurations. The mock-up looks like the 818-202. The inlets on latter configurations had moved from the side to the upper fuselage. Shown here is the 818-255 and -255N for the USAF and USN respectively. Image courtesy of Erik Simonsen