02 Pratt & Whitney R-1340 Radial Engine

Pratt & Whitney R-1340 Radial Engine Specifications:

Number of Cylinders : 9 cylinders, air cooled radial
Displacement: 1,344 ci
Bore: 5.75 inches
Stroke: 5.75 inches
Compression Ratio: 6:1
Aspiraton: Single Speed Supercharger
Weight: 810lbs
Length: 44 inches
Diameter: 51 inches
Output: 550hp
First Flight : 1925
Airframes used on: Lockheed 10 Electra, Gee Bee R1, Lockheed Vega, T-6 Texan, Ford Trimotor, Goodyear Puritan ZNPK Blimp
Cost: $