A full description of the operation of the engine along with complete diagrams of the patent can be found in the patent document online at the United States Patent and Trademark Office website, ...

Covington Aircraft Engines will close its renowned radial engine shop in 2025 after 53 years and nearly 10,000 overhauls of Pratt & Whitney R-985 and R-1340 engines.

Object Details Manufacturer Wright Aeronautical Physical Description Type: Reciprocating, 9 cylinders, single-row, radial, air-cooled Power rating: 671 kW (900 hp) at 2,300 rpm Displacement: 29.88 L ...