Complex sentence: In the event of interception by enemy fighters, the Airacuda was not maneuverable enough to dogfight, while the meager 600 lb (272 kg) bomb load was of little use in the intended fighter-bomber role.
Split into simpler sentences: In the event of interception by enemy fighters, the Airacuda was not maneuverable enough to dogfight. The toting of the meager 600 lb (272 kg) bomb load was also of little use in the intended fighter-bomber role.