Engines · piston (reciprocating) · data as of October 5, 2026

Warner SS40&50

150 aircraft on the U.S. register carry a Warner SS40&50 engine, rated at about 90 horsepower. The Fairchild 24 is the model most often fitted with it (42 aircraft). The aircraft carrying it were built between 1929 and 1955.

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Warner SS40&50. FAA spelling: SS40&50.

Fitted to model families

Fairchild 2442Waco RNF15Meyers OTW-1458Meyers OTW7Luscombe Airplane Corp. PHANTOM 16Monocoupe 906Cessna C-345Cessna C-375Fleet 15Cessna C-1454Cessna C-384Travel Air 124

Fairchild 24 · Waco RNF · Meyers OTW-145 · Meyers OTW · Luscombe Airplane Corp. PHANTOM 1 · Monocoupe 90 · Cessna C-34 · Cessna C-37 · Fleet 1 · Cessna C-145

Where they are owner's state

California14Washington13Florida11Minnesota10Iowa8Virginia7Kansas7Ohio6North Carolina6Louisiana6

Kind of aircraft

Piston singles150 (100%)

When the aircraft were built by decade

Connections how this engine series links to the rest of the register

Fitted to

Fairchild 24 42 with this engine series
Waco RNF 15 with this engine series
Meyers OTW-145 8 with this engine series
Meyers OTW 7 with this engine series
Luscombe Airplane Corp. PHANTOM 1 6 with this engine series
Monocoupe 90 6 with this engine series
Cessna C-34 5 with this engine series
Cessna C-37 5 with this engine series

Where they are

California 14 of these aircraft
Washington 13 of these aircraft
Florida 11 of these aircraft
Minnesota 10 of these aircraft
Iowa 8 of these aircraft

Biggest operators

Western Antique Aeroplane & Automobile Museum 2 of these aircraft
Shannon Air Museum LLC 2 of these aircraft
Mid Atlantic Air Museum 2 of these aircraft
Wingnut INC 1 of these aircraft

Analytics

These connections as data: /graph/engine/warner-ss40-50.json · about the eFlight graph.

Aircraft newest certificates first · 150

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N12599	Cessna C-34	Fixed-wing, single engine	Ala Doble Flying Collection Livermore, California	Standard	2026-07-15	Valid
N11245	Waco RNF	Fixed-wing, single engine	Individual owner Indiana	Standard	2026-05-12	Valid
N46207	Ryan Aeronautical SCW-145	Fixed-wing, single engine	Caldwell Collection INC Oklahoma City, Oklahoma	Standard	2026-04-27	Valid
N11456	Waco RNF	Fixed-wing, single engine	Individual owner Kentucky	Standard	2025-11-24	Valid
N8088	Inland W500	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	2025-11-12	Valid
N15465	Cessna C-34	Fixed-wing, single engine	Individual owner Florida	Standard	2025-09-22	Valid
N10730	Monocoupe 110	Fixed-wing, single engine	Individual owner Florida	Standard	2025-06-09	Valid
N19177	Fairchild 24 J	Fixed-wing, single engine	Co-owned owner Iowa	Standard	2024-12-16	Valid
N649M	Fleet 1	Fixed-wing, single engine	Barnstormer Aero LLC Yorktown Heights, New York	Standard	2024-07-25	Valid
N15921	Fairchild 24 C8C	Fixed-wing, single engine	Little Air Dream LLC Mooresville, North Carolina	Standard	2024-07-11	Valid
N11210	Waco RNF	Fixed-wing, single engine	Individual owner Virginia	Standard	2024-05-28	Valid
N20731	Lincoln PT-W	Fixed-wing, single engine	Co-owned owner Montana	Standard	2024-02-09	Valid
N413W	Curtiss Wright TRAVEL AIR 12-W	Fixed-wing, single engine	Co-owned owner Montana	Standard	2024-02-08	Valid
N11237	Waco RNF	Fixed-wing, single engine	Individual owner Georgia	Standard	2023-12-29	Valid
N6871	Stinson SM-2	Fixed-wing, single engine	Individual owner Wisconsin	Standard	2023-12-23	Valid
N14339	Fairchild 22 C7F	Fixed-wing, single engine	Individual owner Minnesota	Standard	2023-11-30	Valid
N1025	Luscombe Airplane Corp. PHANTOM 1	Fixed-wing, single engine	Co-owned owner Idaho	Standard	2023-11-23	Valid
N34335	Meyers OTW-145	Fixed-wing, single engine	Co-owned owner Minnesota	Standard	2023-11-17	Valid
N34318	Meyers OTW-145	Fixed-wing, single engine	Jetblack Ventures LLC Bakersfield, California	Standard	2023-09-13	Valid
N28648	Fairchild 24W-40	Fixed-wing, single engine	Individual owner California	Standard	2023-08-12	Valid
N14794	Fairchild 24 C8C	Fixed-wing, single engine	Co-owned owner Pennsylvania	Standard	2023-07-19	Valid
N13576	Davis D-1-W	Fixed-wing, single engine	Individual owner Connecticut	Standard	2023-06-24	Valid
N18635	Fairchild 24 C8C	Fixed-wing, single engine	Withheld at owner's request	Standard	2023-06-07	Valid
N26475	Meyers OTW	Fixed-wing, single engine	Mid Atlantic Air Museum Reading, Pennsylvania	Standard	2023-05-20	Valid
N855V	Waco RNF	Fixed-wing, single engine	C2 Holdings 21 LLC Chesapeake, Virginia	Standard	2023-05-12	Valid
N34327	Meyers OTW	Fixed-wing, single engine	Individual owner Arizona	Standard	2023-02-15	Valid
N28636	Fairchild 24W-40	Fixed-wing, single engine	Individual owner Vermont	Standard	2023-02-08	Valid
N18794	Cessna C-38	Fixed-wing, single engine	Individual owner California	Standard	2023-01-23	Valid
N16823	Fairchild 24 C8E	Fixed-wing, single engine	Individual owner Washington	Standard	2023-01-22	Valid
N275Y	Luscombe Airplane Corp. PHANTOM 1	Fixed-wing, single engine	Individual owner Washington	Standard	2022-12-17	Valid
N16897	Fairchild 24 G	Fixed-wing, single engine	Individual owner Florida	Standard	2022-11-30	Valid
N34339	Meyers OTW-145	Fixed-wing, single engine	Individual owner South Carolina	Standard	2022-11-29	Valid
N501W	Monocoupe 110 SPECIAL	Fixed-wing, single engine	Individual owner Iowa	Standard	2022-11-11	Valid
N19173	Fairchild 24 G	Fixed-wing, single engine	American Aviation II LLC Peyton, Colorado	Standard	2022-10-13	Valid
N19458	Cessna C-38	Fixed-wing, single engine	Individual owner Georgia	Standard	2022-08-16	Valid
N17057	Cessna C-37	Fixed-wing, single engine	Individual owner Minnesota	Standard	2022-08-03	Valid
N17090	Cessna C-37	Fixed-wing, single engine	Individual owner Minnesota	Standard	2022-08-03	Valid
N18035	Cessna C-37	Fixed-wing, single engine	Individual owner Minnesota	Standard	2022-08-03	Valid
N26460	Meyers OTW-145	Fixed-wing, single engine	Www Enterprises LLC Pella, Iowa	Standard	2022-04-11	Valid
N25323	Fairchild 24W-40	Fixed-wing, single engine	Individual owner Virginia	Standard	2022-01-27	Valid
N8626	Fleet 1	Fixed-wing, single engine	Individual owner Alabama	Standard	2021-09-30	Valid
N11264	Waco RNF	Fixed-wing, single engine	Individual owner Texas	Standard	2021-09-27	Valid
N19123	Fairchild 24 G	Fixed-wing, single engine	Shannon Air Museum LLC Fredericksburg, Virginia	Standard	2021-09-20	Valid
N603Y	Waco RNF	Fixed-wing, single engine	Individual owner Iowa	Standard	2021-09-07	Valid
N139Y	Waco RNF	Fixed-wing, single engine	Individual owner North Carolina	Standard	2021-08-23	Valid
N18056	Monocoupe 90A	Fixed-wing, single engine	Individual owner Illinois	Standard	2021-08-09	Valid
N28685	Fairchild 24W-40	Fixed-wing, single engine	Dienst Lon C Poplar Grove, Illinois	Standard	2021-08-02	Valid
N434W	Travel Air 12-W	Fixed-wing, single engine	Individual owner Kansas	Standard	2021-04-12	Valid
N8627	Brewster FLEET 1	Fixed-wing, single engine	Individual owner Illinois	Standard	2020-12-19	Valid
N15462	Cessna C-34	Fixed-wing, single engine	Individual owner California	Standard	2020-12-09	Valid
N26487	Meyers OTW-145	Fixed-wing, single engine	Individual owner Louisiana	Standard	2020-10-06	Valid
N19164	Fairchild 24 J	Fixed-wing, single engine	Individual owner Ohio	Standard	2020-02-25	Valid
N16900	Fairchild 24 G	Fixed-wing, single engine	Individual owner Texas	Standard	2019-11-06	Valid
N859V	Waco RNF	Fixed-wing, single engine	Simply Living LLC Fort Myers, Florida	Standard	2019-10-08	Valid
N25456	Rearwin 8135	Fixed-wing, single engine	Individual owner Texas	Standard	2019-01-17	Valid
N23E	Fairchild 24 G	Fixed-wing, single engine	Western Antique Aeroplane & Automobile Museum Hood River, Oregon	Standard	2018-11-27	Valid
N418W	Travel Air 12-W	Fixed-wing, single engine	Hendrickson Steve L Lake Stevens, Washington	Standard	2018-11-17	Valid
N13284	Fairchild 22 C7F	Fixed-wing, single engine	Individual owner Texas	Standard	2018-08-30	Valid
N15345	Fairchild 24 C8C	Fixed-wing, single engine	Individual owner North Carolina	Standard	2018-08-06	Valid
N14GN	Fleet 10F	Fixed-wing, single engine	Individual owner New York	Standard	2018-04-03	Valid
N766V	Fleet 1	Fixed-wing, single engine	Shannon Air Museum LLC Fredericksburg, Virginia	Standard	2018-02-28	Valid
N18166	Monocoupe 90A	Fixed-wing, single engine	Western Antique Aeroplane & Automobile Museum Hood River, Oregon	Standard	2018-01-08	Valid
N25547	Pigman Reed REARWIN 8135	Fixed-wing, single engine	Co-owned owner California	Standard	2017-12-05	Valid
N848H	Davis V-3	Fixed-wing, single engine	Individual owner California	Standard	2017-10-20	Valid
N20782	Cessna C-145	Fixed-wing, single engine	Individual owner Washington	Standard	2017-04-24	Valid
N20918	Dart GW	Fixed-wing, single engine	Individual owner Louisiana	Standard	2017-01-03	Valid
N16406	Cessna C-34	Fixed-wing, single engine	Individual owner California	Standard	2016-11-15	Valid
N411W	Travel Air 12-W	Fixed-wing, single engine	Starr Darrel N Plymouth, Minnesota	None on file	2016-10-03	Valid
N14397	Fairchild 24 C8C	Fixed-wing, single engine	Individual owner Florida	Standard	2016-09-20	Valid
N11713	Travel Air 12-W	Fixed-wing, single engine	Individual owner Kansas	Standard	2016-08-25	Valid
N16820	Fairchild 24 C8E	Fixed-wing, single engine	Co-owned owner Washington	Standard	2016-06-22	Valid
N893K	Aircraft Builders STUDENT PRINCE X	Fixed-wing, single engine	Individual owner Idaho	Standard	2016-03-17	Valid
N129Y	Waco RNF	Fixed-wing, single engine	Co-owned owner Illinois	Standard	2016-02-11	Valid
N11202	Waco RNF	Fixed-wing, single engine	Individual owner Ohio	Standard	2015-12-18	Valid
N237D	Fleet FLEET 16B	Fixed-wing, single engine	Individual owner Minnesota	Standard	2015-03-02	Valid
N19180	Fairchild 24 J	Fixed-wing, single engine	Individual owner Iowa	Standard	2015-02-11	Valid
N26453	Meyers OTW-145	Fixed-wing, single engine	Individual owner Missouri	Standard	2015-02-10	Valid
N17051	Cessna C-34	Fixed-wing, single engine	Individual owner Washington	Standard	2014-11-05	Valid
N2088	Fairchild 24 G	Fixed-wing, single engine	Individual owner New York	Standard	2014-09-30	Valid
N11782	Monocoupe 90A	Fixed-wing, single engine	Individual owner California	Standard	2014-05-27	Valid
N9485	Fairchild 22 C7E	Fixed-wing, single engine	Individual owner Minnesota	Standard	2014-02-14	Valid
N15038	Fairchild 24 C8C	Fixed-wing, single engine	Individual owner Ohio	Standard	2014-02-13	Valid
N8616	Fleet 1	Fixed-wing, single engine	Price Ronald W Shullsburg, Wisconsin	Standard	2013-09-12	Valid
N18684	Fairchild 24W-9	Fixed-wing, single engine	Individual owner Florida	Standard	2013-07-19	Valid
N442K	Brewster FLEET 7	Fixed-wing, single engine	Individual owner Wisconsin	Standard	2013-05-01	Valid
N18599	Cessna C-37	Fixed-wing, single engine	Co-owned owner Kansas	Standard	2013-02-20	Valid
N11795	Monocoupe 90A	Fixed-wing, single engine	Individual owner California	Experimental	2013-01-30	Valid
N14727	Fairchild 24 C8C	Fixed-wing, single engine	Individual owner California	Standard	2012-12-05	Valid
N86570	Universal Moulded Products MONOCOUPE D-145	Fixed-wing, single engine	Individual owner Missouri	Standard	2012-10-01	Valid
N854N	Davis D-1-W	Fixed-wing, single engine	Bavarian Barnstormers 2 INC North Fort Myers, Florida	Standard	2012-06-22	Valid
N26469	Meyers OTW	Fixed-wing, single engine	Individual owner South Carolina	Standard	2012-06-01	Valid
N25183	Fairchild 24W-41A	Fixed-wing, single engine	Individual owner Tennessee	Standard	2012-03-05	Valid
N1043	Luscombe Airplane Corp. PHANTOM 1	Fixed-wing, single engine	Individual owner Idaho	Standard	2011-10-12	Valid
N867H	Davis V-3	Fixed-wing, single engine	Co-owned owner Washington	Standard	2011-07-22	Valid
N14749	Fairchild 24 C8C	Fixed-wing, single engine	Air Heritage INC Beaver Falls, Pennsylvania	Standard	2011-04-30	Valid
N420K	Fleet 1	Fixed-wing, single engine	Individual owner Washington	Standard	2011-03-08	Valid
N26485	Meyers OTW	Fixed-wing, single engine	Individual owner Minnesota	Standard	2010-12-16	Valid
N18797	Cessna C-38	Fixed-wing, single engine	Individual owner Michigan	Standard	2010-09-09	Valid
N775W	Cirigliano SC-1	Fixed-wing, single engine	Co-owned owner California	Experimental	2010-08-26	Valid
N19146	Fairchild 24 G	Fixed-wing, single engine	Eastern Stearman INC Trustee Leesburg, Virginia	Standard	2010-08-17	Valid

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.