Smithsonian Report, 1962. — Taylor 



PLATE 16 



1. Pratt & Whitney R-2800, 18-cyl., 1946 (cutaway). 1, Injection carburetor; 2, super- 

 charger rotorj 3, inlet valve; 4, rear cam drum; 5, center main bearing; 6, planetary 

 reduction gear; 7, front cam drum; 8, front counterweight; 9, front master rod; 10, fuel 

 nozzle; 11, supercharger drive gears. 



2. Pratt & Whitney R-4360, 28-cyl., 4-row air-cooled radial engine, 3350 hp., 1948, cutaway, 



