Word: p39
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Allison went from "V" to "W" for more power. Its new engine has four banks of six cylinders each, is twice as big as the "V" engine which powers the P-38 Lightning, some P-51 Mustangs, the P39 Airacobra and some P-40 Warhawks...
...routine operations from Brisbane to Adak. Truk was bombed, and so was the phosphate-producing island of Nauru, which is isolated south of the Marshalls. In Dutch New Guinea, General Ma-Arthur's troops killed 398 more Japs and captured 173. It was announced that Thirteenth Air Force P39 Airacobras and dive bombers are now equipped with rocket guns, had sunk 40 supply barges in Rabaul harbor with the new equipment presumably mounted in clusters of three under each plane's wings...
...learned, too. In the process, aircraft were sometimes badly used. Best example: the P-40, which was sent out in the early days, sometimes by necessity but sometimes with less excuse, to dogfight nimbler Zeros at high altitudes where the P-4O was second best. Another: Bell's P39 fighter, which the Russians proved was best used as a ground strafer...
...only liquid-cooled engine of American design now in mass production and general military use is the Allison. This engine drives the P-38, the P39 and the P-40. Its development was late in starting and was carried on under great difficulties. It has not yet caught up with its opposite numbers, Britain's Rolls-Royce (also being manufactured in this country) and Germany's Daimler-Benz...
...Bell P39 (Airacobra)-single-engine, liquid-cooled. A part sharer in the criticism heaped on the P-40, the P39 has roughly the same limitations and the same positive virtues. Developments now being made in this design give the promise of much improved performance...