Air Mobility Command Museum - Aircraft Engines / 24 Pratt & Whitney R-4360 Wasp Major
Bill Maloney
4/30/2008

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24 Pratt & Whitney R4360 Wasp Major Radial Engine

24 Pratt & Whitney R-4360 Wasp Major

Pratt & Whitney R-4360 Wasp Major Radial Engine Specifications:

More Pratt & Whitney 28 Cylinder R-4360 Wasp Major Radial Engines at other Aviation Museums in the northeast
Pratt & Witney R-4360 Radial Engine Pratt & Witney R-4360
Another Pratt & Witney R-4360 Wasp Major Radial Engine at the Naval Air Station Wildwood Aviation Museum in Rio Grande, NJ A Pratt & Whitney R-4360 Wasp Major at the Mid Atlantic Air Museum in Reading, PA
Pratt & Witney R-4360 Radial Engine Pratt & Witney R-4360 Radial Engine
A Pratt & Whitney R-4360 Wasp Major Radial Engine at the New England Air Museum One more Pratt & Whitney R-4360 Wasp Major Radial Engine at the Berlin Airlift Historical Foundation at Floyd Bennett Field in Brooklyn, NY
  Pratt & Whitney R4360 Cutaway
  Another Pratt & Whitney R-4360 Wasp Major cutaway at the Air Victory Museum in Lumberton, NJ

Number of Cylinders: 28 cylinders, 4 rows of 7 cylinders, air cooled radial
Displacement:
4,362 ci
Bore:
5.75 inches
Stroke:
6.0 inches
Compression Ratio: 6.7:1
Fuel: 100/130 Octane Avgas
Aspiraton:
Single Stage Variable Speed Supercharger blowing through a Stromberg pressure carburetor
Weight:
3,700lbs
Length:
96 inches
Diameter:
55 inches
Output: 3,500hp at 2,700rpm with water injection
First Flight: 1944
Airframes used on:
Convair B-36 Peacemaker, Boeing B-50 Superfortress, Boeing C-97 Stratofreighter, Vought F2G Corsair
Cost: $

Here is an online video of a Pratt & Whitney R-4360 starting up for the first time after a major overhaul.