The Fisher P-75 Eagle is an American fighter aircraft designed by the Fisher Body Division of General Motors. Development started in September 1942 in response to United States Army Air Forces requirement for a fighter possessing an extremely high rate of climb, using the most powerful liquid-cooled engine then available, the Allison V-3420 .

2021年5月3日 · Page details technical specifications, development, and operational history of the Fisher XP-75 / P-75 Eagle Single-Seat, Single-Engine Interceptor Prototype including pictures. The global defense reference actively compiled since 2003

2020年9月10日 · The Fisher XP-75 Eagle was the worst aircraft that U.S. taxpayers bought during World War II. When the P-75 program was finally shut down in October 1944, only 14 unarmed, useless aircraft had been manufactured. Estimates vary wildly as to how much each airplane cost, but the kindest guess is about $9,375,000 in 2020 dollars.

However, perhaps the ultimate boondoggle of the war was the long-range General Motors/Fisher XP-75 Eagle fighter, powered by the experimental Allison W-3420 engine that was plagued with problems. 2

设计师打算给战斗机安装一台强大的发动机，以此满足军方的飞行要求，1942年10月，公司获得军方两架原型机合同，飞机被命名为xp-75。 这架飞机某种程度上来说是一架拼凑的飞机，它也因此被一些文章戏称为“一组飞行的零件”，那么该机到底是怎么回事呢？

2022年8月16日 · In 1942, the U.S. Army Air Forces wanted to add a high-performance fighter/interceptor to the fleet. The resulting aircraft became known as the Fisher P-75 Eagle and proved to be a poor bet in...

The Fisher Body Division of General Motors developed the P-75 Eagle to fill an urgent need for an interceptor early in World War II. The original P-75 design incorporated the most powerful inline engine available and components from other aircraft as a way to expedite production.

2019年7月20日 · The aircraft was given the designation P-75 Eagle, with the prototypes labeled XP-75. Some believe the pursuit number “75” was issued specifically at Berlin’s request, as his “Model 75” at Curtiss-Wright became the successful P-36 and led to the P-40.

xp-75使用的v-3420-19型发动机基本上就是两台并联的v-1710型12缸发动机，w形气缸布局，排量56升，内排气缸间的夹角30度，海平面最大起飞功率和最大军用功率都是2600马力，可持续15分钟。

2013年1月11日 · Powered by a V-3420-19 24-cylinder engine rated at 2,600 hp driving co-axial contra-rotating propellers, the XP-75 flew for the first time on 17 November 1943. The second XP-75 flew shortly thereafter, with all six long-range XP …