This Day in Aviation History
November 14, 1942
First flight of the Lockheed XP-49.
The Lockheed XP-49 (company Model 522) was an advancement on the P-38 Lightning for a fighter in response to U.S. Army Air Corps proposal 39-775. Intended to use the new 24-cylinder Pratt & Whitney X-1800 engine, this proposal, which was for an aircraft substantially similar to the P-38, was assigned the designation XP-49, while the competing Grumman Model G-46 was awarded second place and designated XP-50.
Ordered in October 1939 and approved on January 8, 1940, the X-1800-powered XP-49 would feature a pressurized cockpit and armament of two 20 mm (.79 in) cannon and four 0.5 in (12.7 mm) machine guns. However, after two months into the contract a decision was made to substitute the Continental XI-1430-1 (or IV-1430) twelve cylinder liquid-cooled inverted vee engines for the X-1800….
Wikipedia, Lockheed XP-49:
YouTube, CONTINENTAL IV 1430 HYPER RUN UP:
CONTINENTAL IV 1430 HYPER RUN UP
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