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Engine

Pratt & Whitney X-1800

Aircraft Engines

The Pratt & Whitney X-1800, later enlarged as the XH-2600, was a water-cooled H-block aircraft engine project developed between 1938 and 1940. The first design had 24 cylinders and a displacement of 2,240 cubic inches, which was later expanded to 2,600 cubic inches, and it used sleeve valves. It was intended for aircraft such as the Vultee XP-54, Curtiss-Wright XP-55 Ascender, Northrop XP-56, Lockheed XP-49 and Lockheed XP-58 Chain Lightning, with a projected output of 1,800 to 2,200 horsepower and a turbocharger to secure high-altitude performance. Its name came from that intended power rating rather than from its displacement. Only one engine was built, and the company ended development in October 1940 to concentrate on radial engines.

Facts
Classification
Configuration
H Configuration 1
Cylinder Count
24 1
Connections

Exemplifies

Aviation, Modes
Source Pratt & Whitney X-1800 (Wikipedia)

Of Make

Source Pratt & Whitney X-1800 (Wikipedia)
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Manufactured By

Also in Business Atlas: the manufacturer of this subject.

Source Pratt & Whitney X-1800 (Wikipedia)Lead, maker
Quote, Lead, maker
The Pratt & Whitney X-1800 (later enlarged as the XH-2600) was an H-block aircraft engine project developed between 1938 and 1940, which was cancelled with only one example being built.
Sources
1. Pratt & Whitney X-1800 (Wikipedia)
  • Design and development, cylinders
    The X-1800 was a watercooled 24-cylinder H-block of 2,240 in3 displacement; this was later expanded to 2,600 in3 displacement.
  • Design and development, layout
    The X-1800 was a watercooled 24-cylinder H-block of 2,240 in3 displacement; this was later expanded to 2,600 in3 displacement.
  • Lead, maker
    The Pratt & Whitney X-1800 (later enlarged as the XH-2600) was an H-block aircraft engine project developed between 1938 and 1940, which was cancelled with only one example being built.
  • Exemplifies: Aviation, Lead, aircraft engine
    The Pratt & Whitney X-1800 (later enlarged as the XH-2600) was an H-block aircraft engine project developed between 1938 and 1940, which was cancelled with only one example being built.
  • In Group: Piston Aero Engines, Lead, kind of engine
    The Pratt & Whitney X-1800 (later enlarged as the XH-2600) was an H-block aircraft engine project developed between 1938 and 1940, which was cancelled with only one example being built.
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