Lycoming O-145
Lycoming's 65-hp air-cooled four-cylinder horizontally opposed aircraft piston-engine model used initially by the Northrop N-1M flying-wing test aircraft.
Identity
- Aliases
- O-145Lycoming 145
- Domains
- aviation
- Identity Level
- model
- Kind
- piston-engine
- Name
- Lycoming O-145
- Status
- historical
Details
- Description
- Lycoming's 65-hp air-cooled four-cylinder horizontally opposed aircraft piston-engine model used initially by the Northrop N-1M flying-wing test aircraft.
- Piston Specs
- Configuration
- horizontally opposed
- Cylinder Count
- 4
- Displacement L
- 2.4
- Max Power Kw
- 48
Links
Assets & Meta
- Creation Time
- August 5, 2026 at 02:57:03 UTC
- Updated Time
- August 22, 2026 at 15:02:38 UTC
Other
- Sources
- Accessed Date
- 2026-08-04
- Note
- Identifies two 65-hp air-cooled Lycoming O-145 four-cylinder engines in the N-1M.
- Publisher
- National Air and Space Museum
- Title
- Northrop N-1M
- Accessed Date
- 2026-08-04
- Note
- Identifies the initial two Lycoming 0-145 engines and distinguishes their later Franklin replacement.
- Publisher
- Air Force Materiel Command History Office
- Title
- A Look Back at Northrop Flying Wings, Part 1
- Accessed Date
- 2026-08-22
- Note
- Smithsonian’s exact O-145-B2 engine record documents the O-145 architecture as air-cooled, four-cylinder, horizontally opposed, 2.4 L, and rated at 48 kW (65 hp); those values are normalized into pistonSpecs.
- Publisher
- Smithsonian National Air and Space Museum
- Title
- Lycoming O-145-B2 Horizontally-Opposed Engine