P-38M Night LightningP 38 Night Lightning fighter model. Early in 1943, at least two unidentified P 38Fs were modified in the field by the Fifth Air Force as single seat night fighters by fitting an SCR540 radar with yagi antennae on the nose on both sides of the central nacelle, and above and below the wings. In order to make room for the radar, two of the 0. 50 inch machine guns and their ammunition boxes had to be moved forward. Three P 38Js were also modified in the